name,short_name,abbrev,reference_moiety,smile,formula,mass_monoiso,mass_avg,mass_prot,lc_elution_time,lc_elution_comment,product_ions<br>293,((2R,3S,4R,5S)-5-(2,6-diamino-9H-purin-9-YL)-3,4-dihydroxy-tetrahydrofuran-2-YL)methyl dihydrogen phosphate,N6G,㐏,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c(N)[n]c2N)(=O)[O-],C10H15N6O7P,None,360.236,None,,,</br>264,((2S,3S,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-3-(2- ((((2R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)- 3,4-dihydroxytetrahydrofuran-2-yl)methyl)amino)-2-oxoethyl)-4- hydroxytetrahydrofuran-2-yl)methyl phosphate,URU,㐿,Uridine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1CC(NC[C@H]1O[C@@H](N2C(=O)NC(=O)C=C2)[C@H](O)[C@@H]1O)=O)N1C(NC(=O)C=C1)=O)(=O)[O-],C20H26N5O14P,None,587.388,None,None,None,None</br>309,(1S)-1,4-anhydro-1-(1-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-5-O-phosphono-D-xylitol,M1Y,㑀,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@H]1O)C1C(NC(=O)N(C=1)C)=O)(=O)[O-],C10H15N2O9P,None,335.184,None,None,None,None</br>246,(1S)-1,4-anhydro-1-(2,4-difluoro-5-methylphenyl)-5-O-phosphono-D-ribitol,NF2,㑁,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)c1c(F)cc(F)c(c1)C)(=O)[O-],C12H15F2O7P,None,338.198,None,,,</br>225,(1S)-1,4-anhydro-1-(3-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-5-O-phosphono-D-ribitol,3TD,㑂,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)C1=CNC(=O)N(C1=O)C)(=O)[O-],C10H15N2O9P,None,336.192,None,,,</br>297,(2R,4S)-1-[(4R)-3,4-dihydroxytetrahydrofuran-2-YL]-5-[(methylamino)methyl]-1,2,3,4-tetrahydropyrimidine-2,4-diol-5'-monophosphate,pmnm5U,{,Uridine,CNCc1c(=O)[nH]c(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O2)c1,C11H16N3O9P,None,365.233,None,,,</br>286,(2~{R})-2-azanyl-4-[5-[(2~{S},3~{R},4~{S},5~{R})-3,4-bis(oxidanyl)-5-(phosphonooxymethyl)oxolan-2-yl]-3-methyl-2,6-bis(oxidanylidene)pyrimidin-1-yl]butanoic acid,B8N,㑃,Uridine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)C1C(N(CC[C@@H](N)C(O)=O)C(=O)N(C=1)C)=O)(=O)[O-],C14H22N3O11P,None,437.296,None,None,None,None</br>260,(5S)-5-{3-[(3S)-3-amino-3-carboxypropyl]-1-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl}-2,5-anhydro-1-O-phosphono-L-arabinitol,C4J,㑄,Unknown,[O-]P(OC[C@@H]1O[C@H]([C@H](O)[C@@H]1O)C1C(N(CC[C@H](N)C(O)=O)C(=O)N(C=1)C)=O)(=O)[O-],C14H22N3O11P,None,437.296,None,None,None,None</br>308,(5S,6R)-5-fluoro-6-hydroxy-pseudouridine-5'-monophosphate,FHU,㑅,Unknown,[O-]P(OC[C@H]1O[C@@H]([C@@]2(F)C(=O)NC(=O)N[C@@H]2O)[C@H](O)[C@@H]1O)(=O)[O-],C9H14FN2O10P,None,358.171,None,None,None,None</br>245,(D)-2'-methylselenyl-2'-deoxycytidine-5'-phosphate,CSL,㐃,Cytidine,Nc1cc[n]([C@@H]2O[C@H](COP([O-])([O-])=O)[C@@H](O)[C@H]2[Se]C)c(=O)n1,C10H14N3O7PSe,None,398.168,None,,,</br>307,(E)-N-{[4-oxo-1-(5-O-phosphono-beta-D-arabinofuranosyl)-2-thioxo-1,2,3,4-tetrahydropyrimidin-5-yl]methylidene}glycin,1RN,㑆,Unknown,[O-]P(OC[C@H]1O[C@H]([C@@H](O)[C@@H]1O)N1C=C(/C=N/CC(O)=O)C(NC1=S)=O)(=O)[O-],C12H16N3O10PS,None,423.292,None,None,None,None</br>32,1,2'-O-dimethyladenosine,m1Am,œ,Adenosine,CO[C@H]1[C@H]([n]2c3nc[n](c(=N)c3nc2)C)O[C@H](CO)[C@H]1O,C12H17N5O4,295.1281,295.294,296.1359,,,150</br>340,1,2'-O-dimethyladenosine-5'-monophosphate,pm1Am,œ,Adenosine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cnc2c(=N)[n](C)cnc12,C12H16N5O7P,None,373.259,None,,,</br>63,1,2'-O-dimethylguanosine,m1Gm,ε,Guanosine,CO[C@H]1[C@H]([n]2c3nc([n](c(=O)c3nc2)C)N)O[C@H](CO)[C@H]1O,C12H17N5O5,311.123,311.294,312.1308,,,166</br>341,1,2'-O-dimethylguanosine-5'-monophosphate,pm1Gm,ε,Guanosine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cnc2c(=O)[n](C)c(N)nc12,C12H16N5O8P,None,389.258,None,,,</br>33,1,2'-O-dimethylinosine,m1Im,ξ,Adenosine,CO[C@H]1[C@H]([n]2c3nc[n](c(=O)c3nc2)C)O[C@H](CO)[C@H]1O,C12H16N4O5,296.1121,296.279,297.1199,,,151</br>342,1,2'-O-dimethylinosine-5'-monophosphate,pm1Im,ξ,Adenosine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cnc2c(=O)[n](C)cnc12,C12H15N4O8P,None,374.243,None,,,</br>272,1-(2,6-dideoxy-2-fluoro-5-O-phosphono-alpha-L-talofuranosyl)pyrimidine-2,4(1H,3H)-dione,U5M,㑇,Uridine,[O-]P(O[C@@H](C)[C@H]1O[C@@H](N2C(=O)NC(=O)C=C2)[C@H](F)[C@@H]1O)(=O)[O-],C10H14FN2O8P,None,337.175,None,None,None,None</br>284,1-(2,6-dideoxy-2-fluoro-5-O-phosphono-beta-D-allofuranosyl)pyrimidine-2,4(1H,3H)-dione,U5R,㑈,Uridine,[O-]P(O[C@H](C)[C@H]1O[C@@H](N2C(=O)NC(=O)C=C2)[C@H](F)[C@@H]1O)(=O)[O-],C10H14FN2O8P,None,337.175,None,None,None,None</br>322,1-(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-5-methyl-2-selanylpyrimidin-4(1H)-one,US3,㑖,Unknown,[O-]P(OC[C@H]1O[C@H](C[C@@H]1O)N1C([SeH])=NC(=O)C(=C1)C)(=O)[O-],C10H15N2O7PSe,None,383.153,None,None,None,None</br>230,1-(5-O-phosphono-beta-D-ribofuranosyl)-2-selanylpyrimidin-4(1H)-one,pse2U,ω,Uridine,O[C@@H]1[C@@H](COP(=O)([O-])[O-])O[C@@H]([n]2c(=[Se])[nH]c(=O)cc2)[C@@H]1O,C9H11N2O8PSe,None,385.126,None,,,</br>278,1-(5-O-phosphono-beta-D-ribofuranosyl)-3-(1H-1,2,3-triazol-5-yl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine,7AT,㐐,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1[n]c(c2c1[n]c[n]c2N)-c1[nH][n][n]c1)(=O)[O-],C12H15N8O7P,None,412.271,None,,,</br>229,1-(5-O-phosphono-beta-D-ribofuranosyl)-4-selanylpyrimidin-2(1H)-one,US5,㑉,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C(N=C([SeH])C=C1)=O)(=O)[O-],C9H13N2O8PSe,None,385.126,None,,,</br>187,1-(beta-D-ribofuranosyl)-2-thio-uracil-5'-phosphate,ps2U,2,Uridine,O=c1cc[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=S)[nH]1,C9H11N2O8PS,None,338.231,None,,,</br>196,1-(beta-D-ribofuranosyl)-pyridin-4-one-5'-phosphate,ONE,㑊,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C=CC(=O)C=C1)(=O)[O-],C10H14NO8P,None,305.178,None,,,</br>197,1-(beta-D-ribofuranosyl)-pyrimidin-2-one-5'-phosphate,PYO,㑋,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C(N=CC=C1)=O)(=O)[O-],C9H13N2O8P,None,306.166,None,,,</br>8,1-methyl-3-(3-amino-3-carboxypropyl)pseudouridine,m1acp3Y,α,Uridine,C[n]1c(=O)[n](CCC(C(=O)O)N)c(=O)c([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c1,C14H21N3O8,359.1329,359.332,360.1407,,,228</br>343,1-methyl-3-(3-amino-3-carboxypropyl)pseudouridine-5'-monophosphate,pm1acp3Y,α,Uridine,C[n]1cc([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[n](CCC(N)C(=O)O)c1=O,C14H20N3O11P,None,437.296,None,,,</br>83,1-methyladenosine,m1A,Ѣ,Adenosine,C[n]1c(=N)c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](CO)O3)cn2)nc1,C11H15N5O4,281.1124,281.268,282.1202,0,64 (Kellner 2014); 0,72 (Kellner 2014),between U and G (Kellner 2014, Kellner 2014),150</br>22,1-methylguanosine,m1G,K,Guanosine,CN1C(=O)c2[n]c[n]([C@H]3[C@H](O)[C@H](O)[C@@H](CO)O3)c2N=C1N,C11H15N5O5,297.1073,297.267,298.1151,1,23 (Kellner 2014);  1,28 (Kellner 2014),between G and A (Kellner 2014, Kellner 2014),166</br>26,1-methylinosine,m1I,O,Adenosine,C[n]1c(=O)c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](CO)O3)cn2)nc1,C11H14N4O5,282.0964,282.253,283.1042,1,24 (Kellner 2014),between G and A (Kellner 2014),151</br>344,1-methylinosine-5'-monophosphate,pm1I,O,Adenosine,C[n]1cnc2c(nc[n]2[C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c1=O,C11H13N4O8P,None,360.217,None,,,</br>88,1-methylpseudouridine,m1Y,],Uridine,C[n]1c(=O)[nH]c(=O)c([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c1,C10H14N2O6,258.0852,258.228,259.093,None,None,169/179/227/209</br>345,1-methylpseudouridine-5'-monophosphate,pm1Y,],Uridine,C[n]1cc([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C10H13N2O9P,None,336.192,None,,,</br>288,1-{2,5-dideoxy-2-fluoro-4-[(phosphonooxy)methyl]-alpha-L-lyxofuranosyl}pyrimidine-2,4(1H,3H)-dione,U4M,㑌,Uridine,[O-]P(OC[C@]1(O[C@@H](N2C(=O)NC(=O)C=C2)[C@H](F)[C@@H]1O)C)(=O)[O-],C10H14FN2O8P,None,337.175,None,None,None,None</br>214,1N-methylguanosine-5'-monophosphate,pm1G,K,Guanosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1N=C(N)N(C2=O)C)(=O)[O-],C11H14N5O8P,None,375.231,None,,,</br>296,2',5-dimethyluridine-5'-monophosphate,pm5Um,Ħ,Uridine,CO[C@H]1[C@H]([n]2c(=O)[nH]c(=O)c(C)c2)O[C@H](COP(=O)([O-])[O-])[C@H]1O,C11H15N2O9P,None,350.219,None,,,</br>306,2'-(N-acetamide)-cytidine-5'-monophosphate,M5M,㐦,Cytidine,[O-]P(OC[C@H]1O[C@@H](N2C(=O)N=C(N)C=C2)[C@@H]([C@@H]1O)NC(=O)C)(=O)[O-],C11H17N4O8P,None,362.233,None,None,None,None</br>269,2'-F,4'-beta-OMe Uridine 5'-(dihydrogen phosphate),UFB,㑍,Uridine,[O-]P(OC[C@@]1(O[C@@H](N2C(=O)NC(=O)C=C2)[C@H](F)[C@@H]1O)OC)(=O)[O-],C10H14FN2O9P,None,353.175,None,None,None,None</br>280,2'-F-4'-OMe uridine 5'-monophosphate,UMO,㑎,Uridine,[O-]P(OC[C@]1(O[C@@H](N2C(=O)NC(=O)C=C2)[C@H](F)[C@@H]1O)OC)(=O)[O-],C10H14FN2O9P,None,353.175,None,None,None,None</br>256,2'-O-[(5'-phospho)ribosyl]adenosine-5'-monophosphate,pAr(p),ʩ,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)O[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1c[n]c2c1[n]c[n]c2N)(=O)[O-],C15H19N5O14P2,None,555.284,None,,,</br>183,2'-O-methyl-5-hydroxymethylcytidine,hm5Cm,¡,Cytidine,CO[C@H]1[C@H]([n]2cc(CO)c(N)nc2=O)O[C@H](CO)[C@H]1O,C11H17N3O6,287.1117,287.269,None,,,</br>366,2'-O-methyl-5-hydroxymethylcytidine-5'-monophosphate,phm5Cm,¡,Cytidine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cc(CO)c(N)nc1=O,C11H16N3O9P,None,365.233,None,,,</br>127,2'-O-methyladenosine,Am,ʍ,Adenosine,CO[C@H]1[C@H]([n]2cnc3c2ncnc3N)O[C@H](CO)[C@H]1O,C11H15N5O4,281.1124,281.268,282.1195,1,59 (Kellner 2014); 1,83 (Kellner 2014),between A and m6A (Kellner 2014, Kellner 2014),136</br>207,2'-O-methyladenosine 5'-(dihydrogen phosphate),pAm,ʍ,Adenosine,[O-]P(OC[C@H]1O[C@@H]([n]2c3[n]c[n]c(N)c3[n]c2)[C@@H]([C@@H]1O)OC)(=O)[O-],C11H14N5O7P,None,359.232,None,,,</br>84,2'-O-methylcytidine,Cm,B,Cytidine,CO[C@H]1[C@H]([n]2ccc(N)nc2=O)O[C@H](CO)[C@H]1O,C10H15N3O5,257.1012,257.243,258.1082,0,90 (Kellner 2014); 0,92 (Kellner 2014),between U and G (Kellner 2014, Kellner 2014),112</br>28,2'-O-methylguanosine,Gm,#,Guanosine,CO[C@H]1[C@H]([n]2cnc3c2nc(N)[nH]c3=O)O[C@H](CO)[C@H]1O,C11H15N5O5,297.1073,297.267,298.1144,1,23 (Kellner 2014); 1,28 (Kellner 2014),between G and A (Kellner 2014, Kellner 2014),152</br>128,2'-O-methylinosine,Im,Ш,Adenosine,CO[C@H]1[C@H]([n]2cnc3c2nc[nH]c3=O)O[C@H](CO)[C@H]1O,C11H14N4O5,282.0964,282.253,283.1042,,,137</br>367,2'-O-methylinosine-5'-monophosphate,pIm,Ш,Adenosine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cnc2c(=O)[nH]cnc12,C11H13N4O8P,None,360.217,None,,,</br>103,2'-O-methylpseudouridine,Ym,Z,Uridine,CO[C@H]1[C@H](c2c[nH]c(=O)[nH]c2=O)O[C@H](CO)[C@H]1O,C10H14N2O6,258.0852,258.228,259.093,,,223</br>368,2'-O-methylpseudouridine-5'-monophosphate,pYm,Z,Uridine,CO[C@H]1[C@H](c2c[nH]c(=O)[nH]c2=O)O[C@H](COP(=O)([O-])[O-])[C@H]1O,C10H13N2O9P,None,336.192,None,,,</br>50,2'-O-methyluridine,Um,J,Uridine,CO[C@H]1[C@H]([n]2ccc(=O)[nH]c2=O)O[C@H](CO)[C@H]1O,C10H14N2O6,258.0852,258.228,259.0926,1,10 (Kellner 2014); 1,09 (Kellner 2014),between G and A (Kellner 2014, Kellner 2014),113</br>179,2'-O-methyluridine 5-oxyacetic acid methyl ester,mcmo5Um,Ͽ,Uridine,COC(COc1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2OC)c(=O)[nH]c1=O)=O,C13H18N2O9,346.1012,346.29,None,,,</br>369,2'-O-methyluridine 5-oxyacetic acid methyl ester-5'-monophosphate,pmcmo5Um,Ͽ,Uridine,COC(=O)COc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2OC)c(=O)[nH]c1=O,C13H17N2O12P,None,424.254,None,,,</br>20,2'-O-ribosyladenosine (phosphate),Ar(p),ʩ,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@@H]([C@@H]1O)O)O[C@@H]1[C@@H]([C@H](O[C@H]1[n]1c2[n]c[n]c(c2[n]c1)N)CO)O)(=O)[O-],C15H20N5O11P,479.1053,477.32,None,,,</br>34,2'-O-ribosylguanosine (phosphate),Gr(p),ℑ,Guanosine,Nc1[nH]c(=O)c2c([n]([C@H]3[C@H](O[C@H]4[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O4)[C@H](O)[C@@H](CO)O3)cn2)n1,C15H20N5O12P,495.1003,493.319,None,,,</br>370,2'-O-ribosylguanosine (phosphate)-5'-monophosphate,pGr(p),ℑ,Guanosine,Nc1nc(=O)c2c([n]([C@H]3[C@H](O[C@H]4[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O4)[C@H](O)[C@@H](COP(=O)([O-])[O-])O3)cn2)n1,C15H18N5O15P2,None,570.275,None,,,</br>273,2'-OMe,4'beta-OMe uridine 5'-(dihydrogen phosphate),UOB,㑏,Uridine,[O-]P(OC[C@]1(OC)O[C@@H](N2C(=O)NC(=O)C=C2)[C@@H]([C@@H]1O)OC)(=O)[O-],C11H17N2O10P,None,366.218,None,None,None,None</br>283,2'-SE-methyl-2'-selenoguanosine 5'-(dihydrogen phosphate),XUG,㐇,Guanosine,[O-]P(OC[C@H]1O[C@@H]([n]2c3N=C(N)NC(=O)c3[n]c2)[C@@H]([C@@H]1O)[Se]C)(=O)[O-],C11H16N5O7PSe,None,437.184,None,,,</br>242,2'-amine-cytidine-5'-monophosphate,A5M,㐧,Cytidine,[O-]P(OC[C@H]1O[C@H]([C@H](N)[C@@H]1O)N1C(N=C(N)C=C1)=O)(=O)[O-],C9H15N4O7P,None,320.196,None,None,None,None</br>266,2'-amino-2'-deoxyadenosine,2AD,㐑,Adenosine,N[C@H]1[C@H]([n]2c3c(c([n]c[n]3)N)[n]c2)O[C@H](COP(=O)([O-])[O-])[C@H]1O,C10H14N6O3,None,344.221,None,None,None,None</br>303,2'-deoxy-2'-(4-ethyl-1H-1,2,3-triazol-1-yl)adenosine 5'-(dihydrogen phosphate),A9Z,㐒,Adenosine,[O-]P(OC[C@H]1O[C@@H]([n]2c3[n]c[n]c(N)c3[n]c2)[C@@H]([C@@H]1O)[n]1[n][n]c(c1)CC)(=O)[O-],C14H19N8O6P,None,424.309,None,None,None,None</br>261,2'-deoxy-2'-fluoroadenosine 5'-(dihydrogen phosphate),AF2,㐀,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](F)[C@@H]1O)[n]1c[n]c2c1[n]c[n]c2N)(=O)[O-],C10H11FN5O6P,None,347.196,None,,,</br>319,2'-deoxy-2'-fluorocytidine 5'-(dihydrogen phosphate),CFZ,㐄,Cytidine,[O-]P(OC[C@H]1O[C@H]([C@H](F)[C@@H]1O)N1C(N=C(N)C=C1)=O)(=O)[O-],C9H13FN3O7P,None,323.172,None,None,None,None</br>320,2'-deoxy-2'-fluorouridine 5'-(dihydrogen phosphate),UFT,㐋,Uridine,[O-]P(OC[C@H]1O[C@H]([C@H](F)[C@@H]1O)N1C(NC(=O)C=C1)=O)(=O)[O-],C9H12FN2O8P,None,323.149,None,None,None,None</br>311,2'-deoxycytidine-5'-monophosphate,,,Cytidine,Nc1cc[n]([C@@H]2O[C@H](COP([O-])([O-])=O)[C@@H](O)C2)c(=O)n1,C9H12N3O7P,None,305.181,None,None,None,None</br>251,2'-deoxyinosine-5'-monophosphate,,,Adenosine,[C@H]1([n]2cnc3c2ncnc3=O)C[C@H](O)[C@@H](COP([O-])([O-])=O)O1,C10H10N4O7P,None,329.183,None,None,None,None</br>312,2'-deoxyuridine-5'-monophosphate,,,Uridine,[C@@H]1([n]2ccc(=O)nc2=O)O[C@H](COP([O-])([O-])=O)[C@@H](O)C1,C9H10N2O8P,None,305.158,None,None,None,None</br>324,2'-methylselenyl-2'-deoxyuridine-5'-phosphate,UMS,㐌,Uridine,[O-]P(OC[C@H]1O[C@@H](N2C(=O)NC(=O)C=C2)[C@@H]([C@@H]1O)[Se]C)(=O)[O-],C10H15N2O8PSe,None,398.145,None,None,None,None</br>174,2'3'-cyclic phosphate end,N2'3'cp,Ғ,Adenosine, Uridine, Cytidine, Guanosine,[O-]P([O-])(OC[C@H]1O[C@@H]%91[C@@H]2OP([O-])(O[C@H]12)=O)=O.[*]%91,C5H6O9P2,None,272.043,None,None,None,None</br>136,2,8-dimethyladenosine,m2,8A,±,Adenosine,Cc1nc2c(N)nc(C)nc2[n]1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C12H17N5O4,295.1281,295.294,296.1358,,,164</br>371,2,8-dimethyladenosine-5'-monophosphate,pm2,8A,±,Adenosine,Cc1nc(N)c2nc(C)[n]([C@@H]3O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]3O)c2n1,C12H16N5O7P,None,373.259,None,,,</br>182,2- methylthiomethylenethio-N6-isopentenyl-adenosine,msms2i6A,£,Adenosine,CC(C)=CCNc1nc(SCSC)nc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C17H25N5O4S2,427.1347,427.542,428.0,3.56,after m6A,</br>372,2- methylthiomethylenethio-N6-isopentenyl-adenosine-5'-monophosphate,pmsms2i6A,£,Adenosine,CSCSc1nc(NCC=C(C)C)c2nc[n]([C@@H]3O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]3O)c2n1,C17H24N5O7PS2,None,505.506,None,,,</br>275,2-amino-9-(6-deoxy-5-O-phosphono-beta-D-allofuranosyl)-3,9-dihydro-6H-purin-6-one,GMX,㐵,Guanosine,[O-]P(O[C@H](C)[C@H]1O[C@@H]([n]2c3NC(N)=NC(=O)c3[n]c2)[C@H](O)[C@@H]1O)(=O)[O-],C11H16N5O8P,None,374.223,None,,,</br>195,2-amino-9-[2-deoxyribofuranosyl]-9H-purine-5'-monophosphate,2PR,㐈,Unknown,[O-]P(OC[C@H]1O[C@H](C[C@@H]1O)[n]1c[n]c2c1[n]c(N)[n]c2)(=O)[O-],C10H14N5O6P,None,329.206,None,,,</br>263,2-azanyl-9-[(2~{R},3~{R},4~{S})-3-oxidanyl-4-[oxidanyl-bis(oxidanylidene)-$l^{6}-phosphanyl]oxy-oxolan-2-yl]-1~{H}-purin-6-one,TG,㐶,Guanosine,NC1NC(=O)c2nc[n]([C@H]3[C@H](O)[C@@H](OP(=O)([O-])[O-])CO3)c2N=1,C9H11N5O7P,None,330.171,None,None,None,None</br>166,2-geranylthiouridine,ges2U,Γ,Uridine,CC(C)=CCC/C(/C)=C/CSc1nc(=O)cc[n]1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C19H28N2O5S,396.1719,396.501,397.1797,,,265</br>373,2-geranylthiouridine-5'-monophosphate,pges2U,Γ,Uridine,CC(C)=CCC/C(/C)=C/CSc1nc(=O)cc[n]1[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C19H27N2O8PS,None,474.465,None,,,</br>101,2-lysidine,k2C,},Cytidine,N[C@H](C(=O)O)CCCCN=c1[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)ccc(N)n1,C15H25N5O6,371.1805,371.389,372.1883,1,14 (Kellner 2014),between G and A (Kellner 2014),240</br>346,2-lysidine-5'-monophosphate,pk2C,},Cytidine,Nc1cc[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=NCCCC[C@H](N)C(=O)O)n1,C15H24N5O9P,None,449.353,None,,,</br>37,2-methyladenosine,m2A,ɿ,Adenosine,Cc1nc2c(nc[n]2[C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c(N)n1,C11H15N5O4,281.1124,281.268,282.1202,1,65 (Kellner 2014); 1,91 (Kellner 2014),between A and m6A (Kellner 2014, Kellner 2014),150</br>219,2-methyladenosine-5'-monophosphate,pm2A,ɿ,Adenosine,Cc1nc2c(nc[n]2[C@H]2[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O2)c(N)n1,C11H14N5O7P,None,359.232,None,,,</br>180,2-methylthio cyclic N6-threonylcarbamoyladenosine,ms2ct6A,ÿ,Adenosine,CSc1nc2c(nc[n]2[C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c(C2C(=O)[C@H]([C@H](O)C)NC2=O)n1,C17H21N5O7S,439.1162,439.443,None,,,</br>374,2-methylthio cyclic N6-threonylcarbamoyladenosine-5'-monophosphate,pms2ct6A,ÿ,Adenosine,CSc1nc(C2C(=O)N[C@@H]([C@@H](C)O)C2=O)c2nc[n]([C@@H]3O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]3O)c2n1,C17H20N5O10PS,None,517.407,None,,,</br>126,2-methylthio-N6-(cis-hydroxyisopentenyl) adenosine,ms2io6A,≠,Adenosine,CC(CO)=CCNc1nc(SC)nc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C16H23N5O5S,397.142,397.449,398.1498,3,19 (Kellner 2014),after m6A (Kellner 2014),266</br>375,2-methylthio-N6-(cis-hydroxyisopentenyl) adenosine-5'-monophosphate,pms2io6A,≠,Adenosine,CSc1nc(NCC=C(C)CO)c2nc[n]([C@@H]3O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]3O)c2n1,C16H22N5O8PS,None,475.413,None,,,</br>79,2-methylthio-N6-hydroxynorvalylcarbamoyladenosine,ms2hn6A,≈,Adenosine,CCC(O)C(NC(Nc1nc(SC)nc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O)=O)C(O)=O,C17H24N6O8S,472.1376,472.473,473.1454,,,341</br>376,2-methylthio-N6-hydroxynorvalylcarbamoyladenosine-5'-monophosphate,pms2hn6A,≈,Adenosine,CCC(O)C(NC(=O)Nc1nc(SC)nc2c1nc[n]2[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O)C(=O)O,C17H23N6O11PS,None,550.437,None,,,</br>240,2-methylthio-N6-isopentenyl-adenosine-5'-monophosphate,pms2i6A,*,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c(SC)[n]c2NCC=C(C)C)(=O)[O-],C16H22N5O7PS,None,459.414,None,,,</br>51,2-methylthio-N6-isopentenyladenosine,ms2i6A,*,Adenosine,CC(C)=CCNc1nc(SC)nc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C16H23N5O4S,381.1471,381.45,382.1549,3,54 (Kellner 2014),after m6A (Kellner 2014),250</br>5,2-methylthio-N6-methyladenosine,ms2m6A,∞,Adenosine,CNc1nc(SC)nc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C12H17N5O4S,327.1001,327.359,328.1079,,,196</br>377,2-methylthio-N6-methyladenosine-5'-monophosphate,pms2m6A,∞,Adenosine,CNc1nc(SC)nc2c1nc[n]2[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C12H16N5O7PS,None,405.324,None,,,</br>55,2-methylthio-N6-threonylcarbamoyladenosine,ms2t6A,[,Adenosine,CC(O)C(NC(Nc1nc(SC)nc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O)=O)C(O)=O,C16H22N6O8S,458.122,458.446,459.1298,,,327</br>378,2-methylthio-N6-threonylcarbamoyladenosine-5'-monophosphate,pms2t6A,[,Adenosine,CSc1nc(NC(=O)NC(C(=O)O)C(C)O)c2nc[n]([C@@H]3O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]3O)c2n1,C16H21N6O11PS,None,536.41,None,,,</br>94,2-selenouridine,se2U,ω,Uridine,O[C@H]1[C@H]([n]2ccc(=O)[nH]c2=[Se])O[C@H](CO)[C@H]1O,C9H12N2O5Se,305.9919,307.162,306.9997,,,175</br>117,2-thio-2'-O-methyluridine,s2Um,∏,Uridine,CO[C@H]1[C@H]([n]2ccc(=O)[nH]c2=S)O[C@H](CO)[C@H]1O,C10H14N2O5S,274.0623,274.294,275.0701,,,129</br>379,2-thio-2'-O-methyluridine-5'-monophosphate,ps2Um,∏,Uridine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1ccc(=O)[nH]c1=S,C10H13N2O8PS,None,352.258,None,,,</br>92,2-thiocytidine,s2C,ʤ,Cytidine,Nc1nc(=S)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)cc1,C9H13N3O4S,259.0627,259.282,260.0705,0,68 (Kellner 2014); 0,86 (Kellner 2014),between U and G (Kellner 2014, Kellner 2014),128</br>347,2-thiocytidine-5'-monophosphate,ps2C,ʤ,Cytidine,Nc1cc[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=S)n1,C9H12N3O7PS,None,337.246,None,,,</br>100,2-thiouridine,s2U,2,Uridine,O[C@H]1[C@H]([n]2ccc(=O)[nH]c2=S)O[C@H](CO)[C@H]1O,C9H12N2O5S,260.0467,260.267,261.0545,1,06 (Kellner 2014),between G and A (Kellner 2014),129</br>191,2N-methylguanosine-5'-monophosphate,pm2G,L,Guanosine,CNc1nc2c(nc[n]2[C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]1,C11H14N5O8P,None,375.231,None,,,</br>271,3'-amino-3'-deoxyadenosine 5'-(dihydrogen phosphate),8AN,㐓,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1N)[n]1c[n]c2c1[n]c[n]c2N)(=O)[O-],C10H15N6O6P,None,344.221,None,None,None,None</br>294,3'-deoxyadenosine-5'-monophosphate,3DA,㐔,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)C1)[n]1c[n]c2c1[n]c[n]c2N)(=O)[O-],C10H14N5O6P,None,329.206,None,None,None,None</br>274,3'-deoxyguanosine 5'-monophosphate,GDO,㐷,Guanosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)C1)[n]1c[n]c2C(=O)NC(N)=Nc21)(=O)[O-],C10H14N5O7P,None,344.197,None,None,None,None</br>57,3,2'-O-dimethyluridine,m3Um,σ,Uridine,C[n]1c(=O)cc[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2OC)c1=O,C11H16N2O6,272.1008,272.255,273.1086,,,127</br>380,3,2'-O-dimethyluridine-5'-monophosphate,pm3Um,σ,Uridine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1ccc(=O)[n](C)c1=O,C11H15N2O9P,None,350.219,None,,,</br>137,3-(3-amino-3-carboxypropyl)-5,6-dihydrouridine,acp3D,Ð,Uridine,NC(CCN1C(=O)N([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)CCC1=O)C(O)=O,C13H21N3O8,347.1329,347.321,348.1407,,,216</br>381,3-(3-amino-3-carboxypropyl)-5,6-dihydrouridine-5'-monophosphate,pacp3D,Ð,Uridine,NC(CCN1C(=O)CCN([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)C1=O)C(=O)O,C13H20N3O11P,None,425.285,None,,,</br>138,3-(3-amino-3-carboxypropyl)pseudouridine,acp3Y,Þ,Uridine,NC(C(=O)O)CC[n]1c(=O)c([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c[nH]c1=O,C13H19N3O8,345.1172,345.305,346.125,,,214</br>348,3-(3-amino-3-carboxypropyl)pseudouridine-5'-monophosphate,pacp3Y,Þ,Uridine,NC(CC[n]1c(=O)[nH]cc([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c1=O)C(=O)O,C13H18N3O11P,None,423.269,None,,,</br>75,3-(3-amino-3-carboxypropyl)uridine,acp3U,X,Uridine,NC(CC[n]1c(=O)[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)ccc1=O)C(O)=O,C13H19N3O8,345.1172,345.305,346.125,0,46 (Kellner 2014),between C and U (Kellner 2014),214/197/168</br>382,3-(3-amino-3-carboxypropyl)uridine-5'-monophosphate,pacp3U,X,Uridine,NC(CC[n]1c(=O)cc[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c1=O)C(=O)O,C13H18N3O11P,None,423.269,None,,,</br>299,3-Methylcytidine- 5'-monophosphate,pm3C,Щ,Cytidine,C[n+]1c(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O2)ccc1N,C10H15N3O8P,None,336.215,None,,,</br>287,3-[1-(4-bromophenyl)-1H-1,2,3-triazol-4-yl]-1-[5-O-(trihydroxy-lambda~5~-phosphanyl)-beta-D-ribofuranosyl]-1H-pyrazolo[3,4-d]pyrimidin-4-amine,A7C,㐕,Unknown,Nc1c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O3)[n]c2-c2[n][n][n](-c3ccc(Br)cc3)c2)[n]c[n]1,C18H20BrN8O7P,None,567.247,None,,,</br>277,3-ethynyl-1-(5-O-phosphono-beta-D-ribofuranosyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine,A7E,㐖,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1[n]c(c2c1[n]c[n]c2N)C#C)(=O)[O-],C12H14N5O7P,None,369.227,None,,,</br>52,3-methylcytidine,m3C,Щ,Cytidine,C[n+]1c(N)cc[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c1=O,C10H16N3O5+,257.1012,258.251,258.109,0,55 (Kellner 2014); 0,54 (Kellner 2014),between C and U (Kellner 2014, Kellner 2014),126</br>48,3-methylpseudouridine,m3Y,Ƒ,Uridine,C[n]1c(=O)c([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c[nH]c1=O,C10H14N2O6,258.0852,258.228,259.093,,,169/179/227/209</br>349,3-methylpseudouridine-5'-monophosphate,pm3Y,Ƒ,Uridine,C[n]1c(=O)[nH]cc([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c1=O,C10H13N2O9P,None,336.192,None,,,</br>49,3-methyluridine,m3U,δ,Uridine,C[n]1c(=O)[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)ccc1=O,C10H14N2O6,258.0852,258.228,259.093,,,127</br>199,3-methyluridine-5'-monophosphate,pm3U,δ,Uridine,C[n]1c(=O)cc[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c1=O,C10H13N2O9P,None,336.192,None,None,None,None</br>276,4'-thio-4'-deoxy-cytosine-5'-monophosphate,S4C,㐨,Cytidine,[O-]P(OC[C@H]1S[C@H]([C@H](O)[C@@H]1O)N1C(N=C(N)C=C1)=O)(=O)[O-],C9H14N3O7PS,None,337.246,None,None,None,None</br>323,4-amino-1-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)pyrimidin-2(1H)-one,CFL,㐅,Cytidine,[O-]P(OC[C@H]1O[C@H]([C@@H](F)[C@@H]1O)N1C(N=C(N)C=C1)=O)(=O)[O-],C9H13FN3O7P,None,323.172,None,None,None,None</br>267,4-amino-1-{2,5-anhydro-4-[(phosphonooxy)methyl]-alpha-L-lyxofuranosyl}pyrimidin-2(1H)-one,10C,㐩,Cytidine,[O-]P(OC[C@]12O[C@@H](N3C(=O)N=C(N)C=C3)[C@H](OC1)[C@@H]2O)(=O)[O-],C10H14N3O8P,None,333.191,None,None,None,None</br>108,4-demethylwyosine,imG-14,†,Guanosine,Cc1c[n]2c(c3nc[n]([C@@H]4O[C@H](CO)[C@@H](O)[C@H]4O)c3[nH]c2n1)=O,C13H15N5O5,321.1073,321.289,322.1151,,,190</br>383,4-demethylwyosine-5'-monophosphate,pimG-14,†,Guanosine,Cc1c[n]2c(=O)c3nc[n]([C@@H]4O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]4O)c3[nH]c2n1,C13H14N5O8P,None,399.253,None,,,</br>281,4-methyl, cytidine-5'-monophosphate,pm4C,ν,Cytidine,CNc1nc(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O2)cc1,C10H14N3O8P,None,335.207,None,None,None,None</br>7,4-thiouridine,s4U,4,Uridine,OC[C@H]1O[C@@H]([n]2ccc(=S)[nH]c2=O)[C@H](O)[C@@H]1O,C9H12N2O5S,260.0467,260.267,261.0545,1,15 (Kellner 2014); 1,18 (Kellner 2014),between G and A (Kellner 2014, Kellner 2014),129</br>216,4-thiouridine-5'-monophosphate,ps4U,4,Uridine,O=c1[nH]c(=S)cc[n]1[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C9H11N2O8PS,None,338.231,None,,,</br>208,4N,O2'-methylcytidine-5'-monophosphate,pm4Cm,λ,Cytidine,CNc1cc[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2OC)c(=O)n1,C11H16N3O8P,None,349.234,None,,,</br>149,5' (3' -dephospho-CoA),CoApN,♠,Adenosine, Uridine, Cytidine, Guanosine,CC(C)(COP([O-])(OP([O-])(OC[C@H]1O[C@@H]([n]2cnc3c(N)ncnc23)[C@H](O)[C@@H]1OP([O-])(OC[C@H]1O[C@@H]%91[C@H](O)[C@@H]1O)=O)=O)=O)C(O)C(NCCC(NCCS)=O)=O.[*]%91,C26H40N7O19P3S,684.1254,879.618,None,None,None,None</br>150,5' (3' -dephosphoacetyl-CoA),acCoApN,♣,Adenosine, Uridine, Cytidine, Guanosine,CC(SCCNC(CCNC(C(O)C(C)(C)COP([O-])(OP([O-])(OC[C@H]1O[C@@H]([n]2cnc3c(N)ncnc23)[C@H](O)[C@@H]1OP([O-])(OC[C@H]1O[C@@H]%91[C@H](O)[C@@H]1O)=O)=O)=O)=O)=O)=O.[*]%91,C28H42N7O20P3S,736.1778,921.654,None,None,None,None</br>151,5' (3' -dephosphomalonyl-CoA),malonyl-CoApN, ♥,Adenosine, Uridine, Cytidine, Guanosine,CC(C)(COP([O-])(OP([O-])(OC[C@H]1O[C@@H]([n]2cnc3c(N)ncnc23)[C@H](O)[C@@H]1OP([O-])(OC[C@H]1O[C@@H]%91[C@H](O)[C@@H]1O)=O)=O)=O)C(O)C(NCCC(NCCSC(CC(O)=O)=O)=O)=O.[*]%91,C29H42N7O22P3S,780.1676,965.664,None,None,None,None</br>152,5' (3' -dephosphosuccinyl-CoA),succinyl-CoApN,♦,Adenosine, Uridine, Cytidine, Guanosine,CC(C)(COP([O-])(OP([O-])(OC[C@H]1O[C@@H]([n]2cnc3c(N)ncnc23)[C@H](O)[C@@H]1OP([O-])(OC[C@H]1O[C@@H]%91[C@H](O)[C@@H]1O)=O)=O)=O)C(O)C(NCCC(NCCSC(CCC(O)=O)=O)=O)=O.[*]%91,C30H44N7O22P3S,793.1755,979.69,None,,,None</br>153,5' diphosphate end,ppN,ϒ,Adenosine, Cytidine, Guanosine, Uridine,O[C@H]1[C@H]%91O[C@H](COP(OP(=O)([O-])[O-])(=O)[O-])[C@H]1O.[*]%91,C5H8O10P2,78.9585,290.059,None,,,</br>173,5' hydroxyl end,5'-OH-N,ɀ,Adenosine, Cytidine, Guanosine, Uridine,,,None,None,None,,,</br>154,5' nicotinamide adenine dinucleotide,NADpN,Ξ,Adenosine, Uridine, Cytidine, Guanosine,NC(c1ccc[n+]([C@@H]2O[C@H](COP([O-])(OP([O-])(OC[C@H]3O[C@@H]([n]4cnc5c(N)ncnc45)[C@H](O)[C@@H]3OP([O-])(OC[C@H]3O[C@@H]%91[C@H](O)[C@@H]3O)=O)=O)=O)[C@@H](O)[C@H]2O)c1)=O.[*]%91,C26H33N7O20P3,661.0935,856.496,None,None,None,None</br>147,5' triphosphate end,pppN,ϖ,Adenosine, Cytidine, Guanosine, Uridine,O[C@@H]1[C@H](O)[C@@H](COP([O-])(OP([O-])(OP([O-])([O-])=O)=O)=O)O[C@@H]%911.[*]%91,C5H8O13P3,157.917,369.031,None,,,</br>247,5'-3,6-dihydrocytidylic acid,RY,㐪,Cytidine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1CC=C(N)NC1=O)(=O)[O-],C9H16N3O8P,None,321.181,None,None,None,None</br>298,5'-O-[(S)-hydroxy(methyl)phosphoryl]adenosine,45A,㐗,Adenosine,CP(OC[C@@H]1[C@@H](O)[C@@H](O)[C@H]([n]2c3c(c(ncn3)N)nc2)O1)(=O)[O-],C11H16N5O6P,None,345.248,None,,,</br>279,5'-O-[(dithiophosphono)]cytidine,73W,㐫,Cytidine,NC1C=CN([C@H]2[C@H](O)[C@H](O)[C@@H](COP(=S)([S-])[O-])O2)C(=O)N=1,C9H14N3O6PS2,None,353.312,None,None,None,None</br>2,5,2'-O-dimethylcytidine,m5Cm,τ,Cytidine,CO[C@H]1[C@H]([n]2c(=O)nc(N)c(C)c2)O[C@H](CO)[C@H]1O,C11H17N3O5,271.1168,271.27,272.1246,,,126</br>350,5,2'-O-dimethylcytidine-5'-monophosphate,pm5Cm,τ,Cytidine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cc(C)c(N)nc1=O,C11H16N3O8P,None,349.234,None,,,</br>122,5,2'-O-dimethyluridine,m5Um,Ħ,Uridine,CO[C@H]1[C@H]([n]2c(=O)[nH]c(=O)c(C)c2)O[C@H](CO)[C@H]1O,C11H16N2O6,272.1008,272.255,273.1086,,,127</br>190,5,6-dihydrouridine-5'-monophosphate,pD,D,Uridine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C(NC(=O)CC1)=O)(=O)[O-],C9H13N2O9P,None,324.181,None,,,</br>223,5-(O-methylaceto)-2-thio-2-deoxy-uridine-5'-monophosphate,pmcm5s2U,3,Uridine,COC(=O)Cc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=S)[nH]c1=O,C12H15N2O10PS,None,410.294,None,,,</br>164,5-(carboxyhydroxymethyl)-2'-O-methyluridine methyl ester,mchm5Um,b,Uridine,COC(C(O)c1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2OC)c(=O)[nH]c1=O)=O,C13H18N2O9,346.1012,346.29,347.109,,,201</br>384,5-(carboxyhydroxymethyl)-2'-O-methyluridine methyl ester-5'-monophosphate,pmchm5Um,b,Uridine,COC(=O)C(O)c1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2OC)c(=O)[nH]c1=O,C13H17N2O12P,None,424.254,None,,,</br>85,5-(carboxyhydroxymethyl)uridine methyl ester,mchm5U,ɮ,Uridine,COC(C(c1c(=O)[nH]c(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c1)O)=O,C12H16N2O9,332.0856,332.263,333.0934,,,129/183/316/201/297</br>351,5-(carboxyhydroxymethyl)uridine methyl ester-5'-monophosphate,pmchm5U,ɮ,Uridine,COC(=O)C(O)c1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C12H15N2O12P,None,410.227,None,,,</br>241,5-(carboxymethoxy) uridine-5'-monophosphate,pcmo5U,V,Uridine,O[C@@H]1[C@@H](COP(=O)([O-])[O-])O[C@@H]([n]2c(=O)[nH]c(=O)c(OCC(=O)O)c2)[C@@H]1O,C11H13N2O12P,None,396.201,None,,,</br>254,5-(hydroxymethyl)cytidine 5'-(dihydrogen phosphate),phm5C,Ƣ,Cytidine,Nc1nc(=O)[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)cc1CO,C10H14N3O9P,None,351.207,None,,,</br>145,5-(isopentenylaminomethyl)-2'-O-methyluridine,inm5Um,Ю,Uridine,CO[C@H]1[C@H]([n]2c(=O)[nH]c(=O)c(CNCC=C(C)C)c2)O[C@H](CO)[C@H]1O,C16H25N3O6,355.1743,355.386,356.1821,,,210</br>352,5-(isopentenylaminomethyl)-2'-O-methyluridine-5'-monophosphate,pinm5Um,Ю,Uridine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cc(CNCC=C(C)C)c(=O)[nH]c1=O,C16H24N3O9P,None,433.35,None,,,</br>146,5-(isopentenylaminomethyl)-2-thiouridine,inm5s2U,Ɲ,Uridine,CC(=CCNCc1c(=O)[nH]c(=S)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c1)C,C15H23N3O5S,357.1358,357.425,358.1436,,,226</br>353,5-(isopentenylaminomethyl)-2-thiouridine-5'-monophosphate,pinm5s2U,Ɲ,Uridine,CC(C)=CCNCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=S)[nH]c1=O,C15H22N3O8PS,None,435.389,None,,,</br>144,5-(isopentenylaminomethyl)uridine,inm5U,¾,Uridine,CC(=CCNCc1c(=O)[nH]c(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c1)C,C15H23N3O6,341.1587,341.36,342.1665,,,210</br>354,5-(isopentenylaminomethyl)uridine-5'-monophosphate,pinm5U,¾,Uridine,CC(C)=CCNCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C15H22N3O9P,None,419.324,None,,,</br>169,5-aminomethyl-2-geranylthiouridine,nm5ges2U,Δ,Uridine,CC(C)=CCC/C(/C)=C/CSc1nc(=O)c(CN)c[n]1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C20H31N3O5S,425.1984,425.542,426.2062,,,294</br>385,5-aminomethyl-2-geranylthiouridine-5'-monophosphate,pnm5ges2U,Δ,Uridine,CC(C)=CCC/C(/C)=C/CSc1nc(=O)c(CN)c[n]1[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C20H30N3O8PS,None,503.506,None,,,</br>62,5-aminomethyl-2-selenouridine,nm5se2U,π,Uridine,NCc1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=[Se])[nH]c1=O,C10H15N3O5Se,337.0176,336.203,336.0263,,,204</br>386,5-aminomethyl-2-selenouridine-5'-monophosphate,pnm5se2U,π,Uridine,NCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=[Se])[nH]c1=O,C10H14N3O8PSe,None,414.167,None,,,</br>35,5-aminomethyl-2-thiouridine,nm5s2U,∫,Uridine,NCc1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=S)[nH]c1=O,C10H15N3O5S,289.0732,289.308,290.081,,,158</br>387,5-aminomethyl-2-thiouridine-5'-monophosphate,pnm5s2U,∫,Uridine,NCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=S)[nH]c1=O,C10H14N3O8PS,None,367.272,None,,,</br>115,5-aminomethyluridine,nm5U,∪,Uridine,NCc1c(=O)[nH]c(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c1,C10H15N3O6,273.0961,273.243,274.1039,,,142</br>355,5-aminomethyluridine-5'-monophosphate,pnm5U,∪,Uridine,NCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C10H14N3O9P,None,351.207,None,,,</br>220,5-bromo-2'-deoxy-cytidine-5'-monophosphate,CBR,㐆,Cytidine,[O-]P(OC[C@H]1O[C@@H](N2C(=O)N=C(N)C(Br)=C2)C[C@@H]1O)(=O)[O-],C9H13BrN3O7P,None,384.077,None,,,</br>234,5-bromo-2'-deoxyuridine-5'-monophosphate,BRU,㐍,Uridine,[O-]P(OC[C@H]1O[C@@H](N2C(=O)NC(=O)C(Br)=C2)C[C@@H]1O)(=O)[O-],C9H12BrN2O8P,None,384.054,None,None,None,None</br>188,5-bromo-uridine-5'-monophosphate,5BU,㑐,Uridine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C=C(Br)C(NC1=O)=O)(=O)[O-],C9H12BrN2O9P,None,400.054,None,,,</br>206,5-bromocytidine 5'-(dihydrogen phosphate),CBV,㐬,Cytidine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C=C(Br)C(N)=NC1=O)(=O)[O-],C9H13BrN3O8P,None,400.077,None,,,</br>163,5-carbamoylhydroxymethyluridine,nchm5U,r,Uridine,NC(C(O)c1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=O)[nH]c1=O)=O,C11H15N3O8,317.0859,317.252,318.0937,,,186/169/141</br>388,5-carbamoylhydroxymethyluridine-5'-monophosphate,pnchm5U,r,Uridine,NC(=O)C(O)c1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C11H14N3O11P,None,395.216,None,,,</br>29,5-carbamoylmethyl-2'-O-methyluridine,ncm5Um,~,Uridine,CO[C@H]1[C@H]([n]2cc(CC(N)=O)c(=O)[nH]c2=O)O[C@H](CO)[C@H]1O,C12H17N3O7,315.1066,315.279,316.1144,,,170/153/125</br>389,5-carbamoylmethyl-2'-O-methyluridine-5'-monophosphate,pncm5Um,~,Uridine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cc(CC(N)=O)c(=O)[nH]c1=O,C12H16N3O10P,None,393.243,None,,,</br>162,5-carbamoylmethyl-2-thiouridine,ncm5s2U,l,Uridine,NC(Cc1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=S)[nH]c1=O)=O,C11H15N3O6S,317.0681,317.318,318.0759,,,186/169/141</br>390,5-carbamoylmethyl-2-thiouridine-5'-monophosphate,pncm5s2U,l,Uridine,NC(=O)Cc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=S)[nH]c1=O,C11H14N3O9PS,None,395.282,None,,,</br>43,5-carbamoylmethyluridine,ncm5U,&,Uridine,NC(Cc1c(=O)[nH]c(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c1)=O,C11H15N3O7,301.091,301.253,302.0988,0,50 (Kellner 2014),between C and U (Kellner 2014),170/153/125</br>356,5-carbamoylmethyluridine-5'-monophosphate,pncm5U,&,Uridine,NC(=O)Cc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C11H14N3O10P,None,379.217,None,,,</br>73,5-carboxyhydroxymethyluridine,chm5U,≥,Uridine,OC[C@@H]1[C@@H](O)[C@@H](O)[C@H]([n]2c(=O)[nH]c(=O)c(C(C(=O)O)O)c2)O1,C11H14N2O9,318.0699,318.237,319.0777,,,187/169/141</br>357,5-carboxyhydroxymethyluridine-5'-monophosphate,pchm5U,≥,Uridine,O=C(O)C(O)c1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C11H13N2O12P,None,396.201,None,,,</br>11,5-carboxymethyl-2-thiouridine,cm5s2U,℘,Uridine,OC(Cc1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=S)[nH]c1=O)=O,C11H14N2O7S,318.0522,318.303,319.06,,,187/169/141</br>391,5-carboxymethyl-2-thiouridine-5'-monophosphate,pcm5s2U,℘,Uridine,O=C(O)Cc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=S)[nH]c1=O,C11H13N2O10PS,None,396.267,None,,,</br>23,5-carboxymethylaminomethyl-2'-O-methyluridine,cmnm5Um,),Uridine,CO[C@H]1[C@H]([n]2cc(CNCC(O)=O)c(=O)[nH]c2=O)O[C@H](CO)[C@H]1O,C13H19N3O8,345.1172,345.305,346.125,,,271/221/111/129/253/200</br>392,5-carboxymethylaminomethyl-2'-O-methyluridine-5'-monophosphate,pcmnm5Um,),Uridine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cc(CNCC(=O)O)c(=O)[nH]c1=O,C13H18N3O11P,None,423.269,None,,,</br>167,5-carboxymethylaminomethyl-2-geranylthiouridine,cmnm5ges2U,f,Uridine,CC(C)=CCC/C(/C)=C/CSc1nc(=O)c(CNCC(O)=O)c[n]1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C22H33N3O7S,483.2039,483.578,484.2117,,,352</br>393,5-carboxymethylaminomethyl-2-geranylthiouridine-5'-monophosphate,pcmnm5ges2U,f,Uridine,CC(C)=CCC/C(/C)=C/CSc1nc(=O)c(CNCC(=O)O)c[n]1[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C22H32N3O10PS,None,561.542,None,,,</br>54,5-carboxymethylaminomethyl-2-selenouridine,cmnm5se2U,⊥,Uridine,OC(CNCc1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=[Se])[nH]c1=O)=O,C12H17N3O7Se,393.0239,394.239,394.0317,,,262</br>394,5-carboxymethylaminomethyl-2-selenouridine-5'-monophosphate,pcmnm5se2U,⊥,Uridine,O=C(O)CNCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=[Se])[nH]c1=O,C12H16N3O10PSe,None,472.203,None,,,</br>45,5-carboxymethylaminomethyl-2-thiouridine,cmnm5s2U,$,Uridine,OC(CNCc1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=S)[nH]c1=O)=O,C12H17N3O7S,347.0787,347.344,348.0865,,,255/273/141/216/237/225</br>395,5-carboxymethylaminomethyl-2-thiouridine-5'-monophosphate,pcmnm5s2U,$,Uridine,O=C(O)CNCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=S)[nH]c1=O,C12H16N3O10PS,None,425.308,None,,,</br>87,5-carboxymethylaminomethyluridine,cmnm5U,!,Uridine,OC[C@@H]1[C@@H](O)[C@@H](O)[C@H]([n]2c(=O)[nH]c(=O)c(CNCC(=O)O)c2)O1,C12H17N3O8,331.1016,331.279,332.1094,,,239/257/209/125/200/221</br>358,5-carboxymethylaminomethyluridine-5'-monophosphate,pcmnm5U,!,Uridine,O=C(O)CNCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C12H16N3O11P,None,409.243,None,,,</br>44,5-carboxymethyluridine,cm5U,◊,Uridine,OC[C@@H]1[C@@H](O)[C@@H](O)[C@H]([n]2c(=O)[nH]c(=O)c(CC(=O)O)c2)O1,C11H14N2O8,302.075,302.237,303.0828,,,171</br>359,5-carboxymethyluridine-5'-monophosphate,pcm5U,◊,Uridine,O=C(O)Cc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C11H13N2O11P,None,380.201,None,,,</br>178,5-cyanomethyluridine,cnm5U,Ѷ,Uridine,N#CCc1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C11H13N3O6,283.0804,283.237,284.0882,,,152</br>396,5-cyanomethyluridine-5'-monophosphate,pcnm5U,Ѷ,Uridine,N#CCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C11H12N3O9P,None,361.201,None,,,</br>248,5-fluorocytidine 5'-(dihydrogen phosphate),5CF,㐭,Cytidine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C=C(F)C(N)=NC1=O)(=O)[O-],C9H13FN3O8P,None,339.171,None,None,None,None</br>104,5-formyl-2'-O-methylcytidine,f5Cm,°,Cytidine,CO[C@H]1[C@H]([n]2cc(C=O)c(N)nc2=O)O[C@H](CO)[C@H]1O,C11H15N3O6,285.0961,285.253,286.1039,,,140</br>397,5-formyl-2'-O-methylcytidine-5'-monophosphate,pf5Cm,°,Cytidine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cc(C=O)c(N)nc1=O,C11H14N3O9P,None,363.217,None,,,</br>31,5-formylcytidine,f5C,>,Cytidine,Nc1nc(=O)[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)cc1C=O,C10H13N3O6,271.0804,271.227,272.0882,,,140</br>232,5-formylcytidine 5'-(dihydrogen phosphate),pf5C,>,Cytidine,Nc1nc(=O)[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)cc1C=O,C10H12N3O9P,None,349.191,None,,,</br>143,5-hydroxycytidine,ho5C,Ç,Cytidine,Nc1nc(=O)[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)cc1O,C9H13N3O6,259.0804,259.216,260.0877,,,128</br>398,5-hydroxycytidine-5'-monophosphate,pho5C,Ç,Cytidine,Nc1nc(=O)[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)cc1O,C9H12N3O9P,None,337.18,None,,,</br>119,5-hydroxymethylcytidine,hm5C,Ƣ,Cytidine,Nc1nc(=O)[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)cc1CO,C10H15N3O6,273.0961,273.243,274.1039,0,52 (Kellner 2014),between C and U (Kellner 2014),142</br>64,5-hydroxyuridine,ho5U,∝,Uridine,OC[C@@H]1[C@@H](O)[C@@H](O)[C@H]([n]2c(=O)[nH]c(=O)c(O)c2)O1,C9H12N2O7,260.0645,260.201,261.0717,,,129</br>360,5-hydroxyuridine-5'-monophosphate,pho5U,∝,Uridine,O=c1[nH]c(=O)[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)cc1O,C9H11N2O10P,None,338.165,None,,,</br>305,5-iodo-cytidine-5'-monophosphate,5IC,㐮,Cytidine,[O-]P(OC[C@H]1O[C@H]([C@@H](O)[C@@H]1O)N1C=C(I)C(N)=NC1=O)(=O)[O-],C9H13IN3O8P,None,447.077,None,None,None,None</br>226,5-iodouridine-5'-monophosphate,IU,㑑,Uridine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C=C(I)C(NC1=O)=O)(=O)[O-],C9H12IN2O9P,None,447.054,None,,,</br>80,5-methoxycarbonylmethyl-2'-O-methyluridine,mcm5Um,∩,Uridine,CO[C@H]1[C@H]([n]2c(=O)[nH]c(=O)c(CC(OC)=O)c2)O[C@H](CO)[C@H]1O,C13H18N2O8,330.1063,330.291,331.1141,,,185</br>361,5-methoxycarbonylmethyl-2'-O-methyluridine-5'-monophosphate,pmcm5Um,∩,Uridine,COC(=O)Cc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2OC)c(=O)[nH]c1=O,C13H17N2O11P,None,408.255,None,,,</br>68,5-methoxycarbonylmethyl-2-thiouridine,mcm5s2U,3,Uridine,COC(Cc1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=S)[nH]c1=O)=O,C12H16N2O7S,332.0678,332.33,333.0756,1,78 (Kellner 2014),between A and m6A (Kellner 2014),201/169/141</br>27,5-methoxycarbonylmethyluridine,mcm5U,1,Uridine,COC(Cc1c(=O)[nH]c(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c1)=O,C12H16N2O8,316.0907,316.264,317.0985,,,185/153/125</br>362,5-methoxycarbonylmethyluridine-5'-monophosphate,pmcm5U,1,Uridine,COC(=O)Cc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C12H15N2O11P,None,394.228,None,,,</br>74,5-methoxyuridine,mo5U,5,Uridine,COc1c(=O)[nH]c(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c1,C10H14N2O7,274.0801,274.227,275.0879,,,143</br>363,5-methoxyuridine-5'-monophosphate,pmo5U,5,Uridine,COc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C10H13N2O10P,None,352.191,None,,,</br>318,5-methyl-2'-deoxy-cytidine-5'-monophosphate,,,Cytidine,Nc1c(C)c[n]([C@@H]2O[C@H](COP([O-])([O-])=O)[C@@H](O)C2)c(=O)n1,C10H14N3O7P,None,319.208,None,None,None,None</br>3,5-methyl-2-thiouridine,m5s2U,F,Uridine,Cc1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=S)[nH]c1=O,C10H14N2O5S,274.0623,274.294,275.0701,1,36 (Kellner 2014),between G and A (Kellner 2014),143</br>399,5-methyl-2-thiouridine-5'-monophosphate,pm5s2U,F,Uridine,Cc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=S)[nH]c1=O,C10H13N2O8PS,None,352.258,None,,,</br>168,5-methylaminomethyl-2-geranylthiouridine,mnm5ges2U,h,Uridine,CC(C)=CCC/C(/C)=C/CSc1nc(=O)c(CNC)c[n]1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C21H33N3O5S,439.2141,439.569,440.2219,,,308</br>400,5-methylaminomethyl-2-geranylthiouridine-5'-monophosphate,pmnm5ges2U,h,Uridine,CNCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(SC/C=C(\C)/CCC=C(C)C)nc1=O,C21H32N3O8PS,None,517.533,None,,,</br>78,5-methylaminomethyl-2-selenouridine,mnm5se2U,≅,Uridine,CNCc1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=[Se])[nH]c1=O,C11H17N3O5Se,349.0341,350.23,350.0419,,,218</br>401,5-methylaminomethyl-2-selenouridine-5'-monophosphate,pmnm5se2U,≅,Uridine,CNCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=[Se])[nH]c1=O,C11H16N3O8PSe,None,428.194,None,,,</br>110,5-methylaminomethyl-2-thiouridine,mnm5s2U,S,Uridine,CNCc1c[n]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=S)[nH]c1=O,C11H17N3O5S,303.0889,303.335,304.0967,,,172/255/273/141</br>402,5-methylaminomethyl-2-thiouridine-5'-monophosphate,pmnm5s2U,S,Uridine,CNCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=S)[nH]c1=O,C11H16N3O8PS,None,381.299,None,,,</br>129,5-methylaminomethyluridine,mnm5U,{,Uridine,CNCc1c(=O)[nH]c(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c1,C11H17N3O6,287.1117,287.269,288.1195,,,156/239/257/125/209</br>18,5-methylcytidine,m5C,?,Cytidine,Cc1c(N)nc(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c1,C10H15N3O5,257.1012,257.243,258.109,0,82 (Kellner 2014); 0,84 (Kellner 2014),between U and G (Kellner 2014, Kellner 2014),126</br>186,5-methylcytidine-5'-monophosphate,pm5C,?,Cytidine,Cc1c(N)nc(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O2)c1,C10H14N3O8P,None,335.207,None,,,</br>17,5-methyldihydrouridine,m5D,ρ,Uridine,CC1C(=O)NC(=O)N([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)C1,C10H16N2O6,260.1008,260.244,261.1086,,,129</br>364,5-methyldihydrouridine-5'-monophosphate,pm5D,ρ,Uridine,CC1CN([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)C(=O)NC1=O,C10H15N2O9P,None,338.208,None,,,</br>12,5-methyluridine,m5U,T,Uridine,Cc1c(=O)[nH]c(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)c1,C10H14N2O6,258.0852,258.228,259.093,1 (Kellner 2014, Kellner 2014),co-eluting with G (Kellner 2014, Kellner 2014),127</br>194,5-methyluridine-5'-monophosphate,pm5U,T,Uridine,[C@H]1([n]2cc(C)c(=O)nc2=O)[C@H](O)[C@H](O)[C@@H](COP([O-])([O-])=O)O1,C10H12N2O9P,None,335.184,None,,,</br>301,5-nitrocytidine 5'-(dihydrogen phosphate),N5M,㐯,Cytidine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C=C([N+]([O-])=O)C(N)=NC1=O)(=O)[O-],C9H13N4O10P,None,366.178,None,None,None,None</br>91,5-taurinomethyl-2-thiouridine,tm5s2U,ƕ,Uridine,OC[C@H]1O[C@@H]([n]2cc(CNCCS(O)(=O)=O)c(=O)[nH]c2=S)[C@H](O)[C@@H]1O,C12H19N3O8S2,397.0614,397.425,398.0692,,,266</br>403,5-taurinomethyl-2-thiouridine-5'-monophosphate,ptm5s2U,ƕ,Uridine,O=c1[nH]c(=S)[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)cc1CNCCS(=O)(=O)O,C12H18N3O11PS2,None,475.389,None,,,</br>21,5-taurinomethyluridine,tm5U,ʭ,Uridine,OC[C@H]1O[C@@H]([n]2cc(CNCCS(O)(=O)=O)c(=O)[nH]c2=O)[C@H](O)[C@@H]1O,C12H19N3O9S,381.0842,381.359,382.092,,,250</br>404,5-taurinomethyluridine-5'-monophosphate,ptm5U,ʭ,Uridine,O=c1[nH]c(=O)[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)cc1CNCCS(=O)(=O)O,C12H18N3O12PS,None,459.323,None,,,</br>192,6N-dimethyladenosine-5'-monophosphate,pm6,6A,ζ,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c[n]c2N(C)C)(=O)[O-],C12H16N5O7P,None,373.259,None,None,None,None</br>71,7-aminocarboxypropyl-demethylwyosine,yW-86,¥,Guanosine,Cc1nc2[nH]c3c(c(=O)[n]2c1CCC(N)C(O)=O)nc[n]3[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C17H22N6O7,422.155,422.393,423.1628,,,291</br>405,7-aminocarboxypropyl-demethylwyosine-5'-monophosphate,pyW-86,¥,Guanosine,Cc1nc2[nH]c3c(c(=O)[n]2c1CCC(N)C(=O)O)nc[n]3[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C17H21N6O10P,None,500.357,None,,,</br>77,7-aminocarboxypropylwyosine,yW-72,Ω,Guanosine,C[n]1c2c(nc[n]2[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=O)[n]2c1nc(C)c2CCC(N)C(O)=O,C18H24N6O7,436.1706,436.419,437.1784,,,305</br>112,7-aminocarboxypropylwyosine methyl ester,yW-58,⇑,Guanosine,C[n]1c2nc(C)c(CCC(N)C(OC)=O)[n]2c(=O)c2nc[n]([C@@H]3O[C@H](CO)[C@@H](O)[C@H]3O)c12,C19H26N6O7,450.1863,450.446,451.1941,,,319</br>407,7-aminocarboxypropylwyosine methyl ester-5'-monophosphate,pyW-58,⇑,Guanosine,COC(=O)C(N)CCc1c(C)nc2[n](C)c3c(c(=O)[n]12)nc[n]3[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C19H25N6O10P,None,528.41,None,,,</br>406,7-aminocarboxypropylwyosine-5'-monophosphate,pyW-72,Ω,Guanosine,Cc1nc2[n](C)c3c(c(=O)[n]2c1CCC(N)C(=O)O)nc[n]3[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C18H23N6O10P,None,514.383,None,,,</br>61,7-aminomethyl-7-carbaguanine,preQ1base,∇,Guanosine,Nc1[nH]c(=O)c2c([nH]cc2CN)n1,C7H9N5O,179.0807,179.179,None,,,</br>123,7-aminomethyl-7-deazaguanosine,preQ1,∉,Guanosine,Nc1[nH]c(=O)c2c(CN)c[n]([C@@H]3O[C@H](CO)[C@@H](O)[C@H]3O)c2n1,C12H17N5O5,311.123,311.294,312.1308,,,180</br>408,7-aminomethyl-7-deazaguanosine-5'-monophosphate,ppreQ1,∉,Guanosine,NCc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c2nc(N)[nH]c(=O)c12,C12H16N5O8P,None,389.258,None,,,</br>95,7-cyano-7-carbaguanine,preQ0base,ψ,Guanosine,Nc1[nH]c(=O)c2c(c[nH]c2n1)C#N,C7H5N5O,175.0494,175.148,None,,,</br>120,7-cyano-7-deazaguanosine,preQ0,φ,Guanosine,Nc1[nH]c(=O)c2c(c[n]([C@@H]3O[C@H](CO)[C@@H](O)[C@H]3O)c2n1)C#N,C12H13N5O5,307.0917,307.262,308.0995,,,176</br>409,7-cyano-7-deazaguanosine-5'-monophosphate,ppreQ0,φ,Guanosine,N#Cc1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c2nc(N)[nH]c(=O)c12,C12H12N5O8P,None,385.226,None,,,</br>116,7-methylguanosine,m7G,7,Guanosine,[C@@H]1([n]2c[n+](C)c3c2nc(nc3=O)N)O[C@H](CO)[C@@H](O)[C@H]1O,C11H15N5O5+,299.123,297.267,298.1151,0,83 (Kellner 2014); 0,89 (Kellner 2014),between U and G (Kellner 2014, Kellner 2014),166</br>203,7N-methyl-8-hydroguanosine-5'-monophosphate,pm7G,7,Guanosine,C[n+]1c2c(nc(nc2=O)N)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O2)c1,C11H14N5O8P,None,375.231,None,,,</br>329,8-aza-nebularine-5'-monophosphate,8AZ,㐘,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c2c([C@@H](O)NC=N2)[n][n]1)(=O)[O-],C9H14N5O8P,None,349.194,None,,,</br>222,8-bromo-2'-deoxyguanosine-5'-monophosphate,BGM,㐉,Guanosine,[O-]P(OC[C@H]1O[C@@H]([n]2c(Br)[n]c3C(NC(N)=Nc23)=O)C[C@@H]1O)(=O)[O-],C10H13BrN5O7P,None,423.093,None,,,</br>249,8-bromoguanosine 5'-(dihydrogen phosphate),GRB,㐸,Guanosine,[O-]P(OC[C@H]1O[C@@H]([n]2c(Br)[n]c3C(NC(N)=Nc23)=O)[C@H](O)[C@@H]1O)(=O)[O-],C10H13BrN5O8P,None,439.093,None,None,None,None</br>131,8-methyladenosine,m8A,â,Adenosine,Cc1nc2c(N)ncnc2[n]1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C11H15N5O4,281.1124,281.268,282.1202,,,150</br>410,8-methyladenosine-5'-monophosphate,pm8A,â,Adenosine,Cc1nc2c(N)ncnc2[n]1[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C11H14N5O7P,None,359.232,None,,,</br>316,9-(2-deoxy-2-fluoro-5-O-phosphono-beta-D-arabinofuranosyl)-9H-purin-6-amine,A5L,㐁,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@@H](F)[C@@H]1O)[n]1c[n]c2c1[n]c[n]c2N)(=O)[O-],C10H11FN5O6P,None,347.196,None,,,</br>292,9-beta-D-ribofuranosyl-9H-purin-2-amine,MTU,㐙,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c(N)[n]c2)(=O)[O-],C10H14N5O7P,None,345.205,None,,,</br>327,D-ribofuranosyl-benzene-5'-monophosphate,PYY,㐥,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)c1ccccc1)(=O)[O-],C11H15O7P,None,288.19,None,,,</br>204,N(1)-methyladenosine 5'-monophosphate,pm1A,Ѣ,Adenosine,C[n]1c(=N)c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O3)cn2)nc1,C11H14N5O7P,None,359.232,None,,,</br>200,N(4)-acetylcytidine-5'-monophosphate,pac4C,M,Cytidine,CC(Nc1nc(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O2)cc1)=O,C11H14N3O9P,None,363.217,None,,,</br>457,N-(2,2-dimethoxyethyl)-[[(2R,3S,5S)-3-hydroxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methoxy]phosphonamidicacid,MU4,佨,Uridine,COC(CNP(=O)(O)OC[C@H]2O[C@H](n1cc(C)c(=O)[nH]c1=O)C[C@@H]2O)OC,C14H24N3O9P,None,None,None,,,</br>285,N1-deaza-adenosine-5'-monophosphate,1DP,㐚,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c2c([n]c1)c(N)cc[n]2)(=O)[O-],C11H15N4O7P,None,344.217,None,None,None,None</br>295,N1-protonated adenosine-5'-monophosphate,AP7,㐛,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c[nH+]c2N)(=O)[O-],C10H15N5O7P+,None,346.213,None,None,None,None</br>102,N2,2'-O-dimethylguanosine,m2Gm,γ,Guanosine,CO[C@H]1[C@H]([n]2cnc3c2nc([nH]c3=O)NC)O[C@H](CO)[C@H]1O,C12H17N5O5,311.123,311.294,312.1308,,,166</br>428,N2,2'-O-dimethylguanosine-5'-monophospate,pm2Gm,γ,Guanosine,CNc1nc2c(nc[n]2[C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2OC)c(=O)[nH]1,C12H16N5O8P,None,389.258,None,,,</br>142,N2,7,2'-O-trimethylguanosine,m2,7Gm,æ,Guanosine,[C@H]1([n]2c[n+](C)c3c2nc(nc3=O)NC)[C@H](OC)[C@H](O)[C@@H](CO)O1,C13H19N5O5+,327.1543,325.32,326.1464,,,180</br>442,N2,7,2'-O-trimethylguanosine-5'-monophosphate,pm2,7Gm,∨,Guanosine,CNc1nc(=O)c2c([n]([C@H]3[C@H](OC)[C@H](O)[C@@H](COP(=O)([O-])[O-])O3)c[n+]2C)n1,C13H18N5O8P,None,403.284,None,,,</br>4,N2,7-dimethylguanosine,m2,7G,∨,Guanosine,CNc1nc(=O)c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](CO)O3)c[n+]2C)n1,C12H17N5O5+,313.1386,311.294,312.1308,,,180</br>133,N2,7-dimethylguanosine cap (cap DMG),m2,7GpppN,®,Adenosine, Uridine, Cytidine, Guanosine,CNc1nc(=O)c2c([n](c[n+]2C)[C@@H]2O[C@H](COP([O-])(OP([O-])(OP([O-])(OC[C@H]3O[C@@H]%91[C@H](O)[C@@H]3O)=O)=O)=O)[C@@H](O)[C@H]2O)[nH]1.[*]%91,C17H25N5O17P3,469.04,664.325,None,None,None,None</br>440,N2,7-dimethylguanosine-5'-monophosphate,pm2,7G,æ,Guanosine,CNc1nc(=O)c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O3)c[n+]2C)n1,C12H16N5O8P,None,389.258,None,,,</br>40,N2,N2,2'-O-trimethylguanosine,m2,2Gm,|,Guanosine,CN(C)c1[nH]c(=O)c2nc[n]([C@@H]3O[C@H](CO)[C@@H](O)[C@H]3OC)c2n1,C13H19N5O5,325.1386,325.32,326.1464,,,180</br>429,N2,N2,2'-O-trimethylguanosine-5'-monophospate,pm2,2Gm,|,Guanosine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cnc2c(=O)[nH]c(N(C)C)nc12,C13H18N5O8P,None,403.284,None,,,</br>111,N2,N2,7-trimethylguanosine,m2,2,7G,∠,Guanosine,CN(c1nc(=O)c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](CO)O3)c[n+]2C)n1)C,C13H19N5O5+,327.1543,325.32,326.1464,,,194</br>134,N2,N2,7-trimethylguanosine cap (cap TMG),m2,2,7GpppN,¶,Adenosine, Uridine, Cytidine, Guanosine,CN(C)c1nc(=O)c2c([n](c[n+]2C)[C@@H]2O[C@H](COP([O-])(OP([O-])(OP([O-])(OC[C@H]3O[C@@H]%91[C@H](O)[C@@H]3O)=O)=O)=O)[C@@H](O)[C@H]2O)[nH]1.[*]%91,C18H27N5O17P3,483.0556,678.352,None,None,None,None</br>441,N2,N2,7-trimethylguanosine-5'-monophosphate,pm2,2,7G,∠,Guanosine,CN(c1nc(=O)c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O3)c[n+]2C)n1)C,C13H18N5O8P,None,403.284,None,,,</br>13,N2,N2-dimethylguanosine,m2,2G,R,Guanosine,CN(C)c1[nH]c(=O)c2nc[n]([C@@H]3O[C@H](CO)[C@@H](O)[C@H]3O)c2n1,C12H17N5O5,311.123,311.294,312.1308,1,62 (Kellner 2014),between A and m6A (Kellner 2014),180</br>198,N2-dimethylguanosine-5'-monophosphate,pm2,2G,R,Guanosine,CN(C)c1nc2c(nc[n]2[C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]1,C12H16N5O8P,None,389.258,None,,,</br>36,N2-methylguanosine,m2G,L,Guanosine,CNc1[nH]c(=O)c2nc[n]([C@@H]3O[C@H](CO)[C@@H](O)[C@H]3O)c2n1,C11H15N5O5,297.1073,297.267,298.1151,,,166</br>291,N3-protonated cytidine-5'-monophosphate,CH,㐰,Cytidine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[N+]1=CC=C(N)NC1=O)(=O)[O-],C9H15N3O8P+,None,321.181,None,None,None,None</br>39,N4,2'-O-dimethylcytidine,m4Cm,λ,Cytidine,CO[C@H]1[C@H]([n]2ccc(NC)nc2=O)O[C@H](CO)[C@H]1O,C11H17N3O5,271.1168,271.27,272.1246,1,20 (Kellner 2014),between G and A (Kellner 2014),126</br>69,N4,N4,2'-O-trimethylcytidine,m4,4Cm,β,Cytidine,CO[C@H]1[C@H]([n]2c(=O)nc(N(C)C)cc2)O[C@H](CO)[C@H]1O,C12H19N3O5,285.1325,285.296,286.1403,,,140</br>427,N4,N4,2'-O-trimethylcytidine-5'-monophospate,pm4,4Cm,β,Cytidine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1ccc(N(C)C)nc1=O,C12H18N3O8P,None,363.26,None,,,</br>15,N4,N4-dimethylcytidine,m4,4C,μ,Cytidine,CN(c1nc(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)cc1)C,C11H17N3O5,271.1168,271.27,272.1246,,,140</br>106,N4-acetyl-2'-O-methylcytidine,ac4Cm,ℵ,Cytidine,CO[C@H]1[C@H]([n]2c(=O)nc(NC(=O)C)cc2)O[C@H](CO)[C@H]1O,C12H17N3O6,299.1117,299.28,300.1195,,,154/112</br>81,N4-acetylcytidine,ac4C,M,Cytidine,CC(Nc1nc(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)cc1)=O,C11H15N3O6,285.0961,285.253,286.1039,1,35 (Kellner 2014),between G and A (Kellner 2014),154/112</br>9,N4-methylcytidine,m4C,ν,Cytidine,CNc1nc(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)cc1,C10H15N3O5,257.1012,257.243,258.109,,,126</br>82,N6,2'-O-dimethyladenosine,m6Am,χ,Adenosine,CO[C@H]1[C@H]([n]2cnc3c2ncnc3NC)O[C@H](CO)[C@H]1O,C12H17N5O4,295.1281,295.294,296.1359,,,150</br>430,N6,2'-O-dimethyladenosine-5'-monophospate,pm6Am,χ,Adenosine,CNc1ncnc2c1nc[n]2[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1OC,C12H16N5O7P,None,373.259,None,,,</br>124,N6,N6,2'-O-trimethyladenosine,m6,6Am,η,Adenosine,CN(C)c1ncnc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1OC,C13H19N5O4,309.1437,309.321,310.1515,,,164</br>431,N6,N6,2'-O-trimethyladenosine-5'-monophospate,pm6,6Am,η,Adenosine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cnc2c(N(C)C)ncnc12,C13H18N5O7P,None,387.285,None,,,</br>41,N6,N6-dimethyladenosine,m6,6A,ζ,Adenosine,CN(C)c1ncnc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C12H17N5O4,295.1281,295.294,296.1359,1,86 (Kellner 2014); 2,57 (Kellner 2014),after m6A (Kellner 2014, Kellner 2014),164</br>10,N6-(cis-hydroxyisopentenyl)adenosine,io6A,Ỽ,Adenosine,CC(CO)=CCNc1ncnc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C15H21N5O5,351.1543,351.358,352.1621,2,59 (Kellner 2014),after m6A (Kellner 2014),220</br>432,N6-(cis-hydroxyisopentenyl)adenosine-5'-monophospate,pio6A,Ỽ,Adenosine,CC(=CCNc1ncnc2c1nc[n]2[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O)CO,C15H20N5O8P,None,429.322,None,,,</br>125,N6-acetyladenosine,ac6A,⇓,Adenosine,CC(Nc1ncnc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O)=O,C12H15N5O5,309.1073,309.278,310.1151,,,178</br>433,N6-acetyladenosine-5'-monophospate,pac6A,⇓,Adenosine,CC(=O)Nc1ncnc2c1nc[n]2[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C12H14N5O8P,None,387.242,None,,,</br>325,N6-dimethyl-3'-amino-adenosine-5'-monophosphate,5AA,㐂,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1N)[n]1c[n]c2c1[n]c[n]c2N(C)C)(=O)[O-],C12H17N6O6P,None,372.274,None,,,</br>177,N6-formyladenosine,f6A,Ϩ,Adenosine,OC[C@H]1O[C@@H]([n]2cnc3c(NC=O)ncnc23)[C@H](O)[C@@H]1O,C11H13N5O5,295.0917,295.251,296.0995,,,164</br>434,N6-formyladenosine-5'-monophospate,pf6A,Ϩ,Adenosine,O=CNc1ncnc2c1nc[n]2[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C11H12N5O8P,None,373.215,None,,,</br>114,N6-glycinylcarbamoyladenosine,g6A,≡,Adenosine,OC(CNC(Nc1ncnc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O)=O)=O,C13H16N6O7,368.108,368.302,369.1158,,,237</br>435,N6-glycinylcarbamoyladenosine-5'-monophosphate,pg6A,≡,Adenosine,O=C(O)CNC(=O)Nc1ncnc2c1nc[n]2[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C13H15N6O10P,None,446.266,None,,,</br>176,N6-hydroxymethyladenosine,hm6A,Ϫ,Adenosine,O[C@H]1[C@H]([n]2cnc3c(NCO)ncnc23)O[C@H](CO)[C@H]1O,C11H15N5O5,297.1073,297.267,298.1151,,,268/136</br>436,N6-hydroxymethyladenosine-5'-monophosphate,phm6A,Ϫ,Adenosine,O=P([O-])([O-])OC[C@H]1O[C@@H]([n]2cnc3c(NCO)ncnc23)[C@H](O)[C@@H]1O,C11H14N5O8P,None,375.231,None,,,</br>19,N6-hydroxynorvalylcarbamoyladenosine,hn6A,√,Adenosine,CCC(O)C(NC(Nc1ncnc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O)=O)C(O)=O,C16H22N6O8,426.1499,426.381,427.1577,1,93 (Kellner 2014),between A and m6A (Kellner 2014),295</br>437,N6-hydroxynorvalylcarbamoyladenosine-5'-monophosphate,phn6A,√,Adenosine,CCC(O)C(NC(=O)Nc1ncnc2c1nc[n]2[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O)C(=O)O,C16H21N6O11P,None,504.345,None,,,</br>253,N6-isopentenyl-adenosine-5'-monophosphate,pi6A,Ч,Adenosine,CC(=CCNc1c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O3)cn2)ncn1)C,C15H20N5O7P,None,413.322,None,,,</br>56,N6-isopentenyladenosine,i6A,Ч,Adenosine,CC(C)=CCNc1ncnc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C15H21N5O4,335.1594,335.358,336.1672,3,24 (Kellner 2014),after m6A (Kellner 2014),204/136/148</br>16,N6-methyl-N6-threonylcarbamoyladenosine,m6t6A,E,Adenosine,C[C@H]([C@@H](C(=O)O)NC(Nc1c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](CO)O3)cn2)ncn1)=O)O,C15H20N6O8,426.1499,412.355,427.1577,1,93 (Kellner 2014),between A and m6A (Kellner 2014),295</br>302,N6-methyl-N6-threonylcarbamoyladenosine-5'-monophosphate,pm6t6A,E,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c[n]c2N(C)C(=O)N[C@H](C(O)=O)[C@H](O)C)(=O)[O-],C16H21N6O11P,None,504.345,None,,,</br>338,N6-methyl-adenosine pentaphosphate 5' cap (cap Ap5N),m6ApppppN,Ϛ,Adenosine, Cytidine, Guanosine, Uridine,,,None,None,None,,,</br>337,N6-methyl-adenosine tetraphosphate 5' cap (cap Ap4N),m6AppppN,Ϙ,Adenosine, Cytidine, Guanosine, Uridine,,,None,None,None,,,</br>336,N6-methyl-adenosine triphosphate 5' cap (cap A),m6ApppN,Ϯ,Adenosine, Cytidine, Guanosine, Uridine,,,None,None,None,,,</br>96,N6-methyladenosine,m6A,Ж,Adenosine,CNc1ncnc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C11H15N5O4,281.1124,281.268,282.1202,1,66 (Kellner 2014); 1,97 (Kellner 2014),after A (Kellner 2014, Kellner 2014),150</br>211,N6-methyladenosine-5'-monophosphate,pm6A,Ж,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c[n]c2NC)(=O)[O-],C11H14N5O7P,None,359.232,None,,,</br>130,N6-threonylcarbamoyladenosine,t6A,6,Adenosine,CC(O)C(N)C(NC(Nc1ncnc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O)=O)=O,C15H21N7O7,412.1343,411.37,413.1421,1,62 (Kellner 2014),between A and m6A (Kellner 2014),281</br>231,N6-threonylcarbamoyladenosine-5'-monophosphate,pt6A,6,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c[n]c2NC(=O)N[C@H](C(O)=O)[C@H](O)C)(=O)[O-],C15H19N6O11P,None,490.319,None,,,</br>339,N7-methyl-guanosine  tetraphosphate 5' cap (cap m7Gp4N),m7GppppN,Ϟ,Adenosine, Cytidine, Guanosine, Uridine,,,None,None,None,,,</br>132,N7-methyl-guanosine cap (cap 0),m7GpppN,©,Adenosine, Uridine, Cytidine, Guanosine,C[n+]1c[n]([C@@H]2O[C@H](COP([O-])(OP([O-])(OP([O-])(OC[C@H]3O[C@@H]%91[C@H](O)[C@@H]3O)=O)=O)=O)[C@@H](O)[C@H]2O)c2c1c(nc(N)[nH]2)=O.[*]%91,C16H23N5O17P3,455.0243,650.298,None,,,</br>201,O2'-methylcytidine-5'-monophosphate,pCm,B,Cytidine,CO[C@H]1[C@H]([n]2c(=O)nc(N)cc2)O[C@H](COP(=O)([O-])[O-])[C@H]1O,C10H14N3O8P,None,335.207,None,,,</br>193,O2'-methylguanosine-5'-monophosphate,pGm,#,Guanosine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1cnc2c(=O)[nH]c(N)nc12,C11H14N5O8P,None,375.231,None,,,</br>205,O2'-methyluridine 5'-monophosphate,pUm,J,Uridine,CO[C@@H]1[C@H](O)[C@@H](COP(=O)([O-])[O-])O[C@H]1[n]1ccc(=O)[nH]c1=O,C10H13N2O9P,None,336.192,None,,,</br>189,[(1R,3R,4R,7S)-7-hydroxy-3-(5-methylcytosin-1-YL)-2,5-dioxabicyclo[2.2.1]hept-1-YL]methyl dihydrogen phosphate,LCC,㐱,Cytidine,[O-]P(OC[C@]12CO[C@H]([C@@H]1O)[C@@H](O2)N1C(N=C(N)C(=C1)C)=O)(=O)[O-],C11H16N3O8P,None,347.218,None,,,</br>228,[(1R,3R,4R,7S)-7-hydroxy-3-(adenin-9-YL)-2,5-dioxabicyclo[2.2.1]hept-1-YL]methyl dihydrogen phosphate,LCA,㐜,Adenosine,[O-]P(OC[C@]12CO[C@H]([C@@H]1O)[C@@H](O2)[n]1c[n]c2c1[n]c[n]c2N)(=O)[O-],C11H14N5O7P,None,357.216,None,,,</br>227,[(1R,3R,4R,7S)-7-hydroxy-3-(thymin-1-YL)-2,5-dioxabicyclo[2.2.1]hept-1-YL]methyl dihydrogen phosphate,TLN,㑒,Uridine,[O-]P(OC[C@]12CO[C@H]([C@@H]1O)[C@@H](O2)N1C(NC(=O)C(=C1)C)=O)(=O)[O-],C11H15N2O9P,None,347.195,None,,,</br>210,[(1R,3R,4R,7S)-7hydroxy-3-(guanin-9-YL)-2,5-dioxabicyclo[2.2.1]hept-1-YL]methyl dihydrogen phosphate,LCG,㐹,Guanosine,[O-]P(OC[C@]12CO[C@H]([C@@H]1O)[C@@H](O2)[n]1c[n]c2C(=O)NC(N)=Nc21)(=O)[O-],C11H14N5O8P,None,372.208,None,,,</br>458,[(2R,3S,5R)-5-(6-amino-8-deuteriopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]phosphonicacid,AD2,亃,Adenosine,[2H]c2nc1c(N)ncnc1n2[C@@H]3O[C@H](P(=O)(O)O)[C@@H](O)C3O,C9H12N5O6P,None,None,None,,,</br>454,[(2R,3S,5R)-5-(6-amino-8-deuteriopurin-9-yl)-3-hydroxyoxolan-2-yl]phosphonicacid,2HA,从,Adenosine,[2H]c2nc1c(N)ncnc1n2[C@H]3C[C@H](O)[C@@H](P(=O)(O)O)O3,C9H12N5O5P,None,None,None,,,</br>455,[(2R,3S,5S)-3-hydroxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methoxy-N-(2-methoxyethyl)phosphonamidicacid,MU2,乸,Uridine,COCCNP(=O)(O)OC[C@H]2O[C@H](n1cc(C)c(=O)[nH]c1=O)C[C@@H]2O,,None,None,None,,,</br>456,[(2R,3S,5S)-3-hydroxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methoxy-N-propylphosphonamidicacid,MU3,亱,Uridine,CCCNP(=O)(O)OC[C@H]2O[C@H](n1cc(C)c(=O)[nH]c1=O)C[C@@H]2O,C13H22N3O7P,None,None,None,,,</br>450,[(2R,3S,5S)-3-hydroxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methoxy-morpholin-4-ylphosphinicacid,MU1,临,Uridine,,C14H22N3O8P,None,None,None,,,</br>453,[(2R,3S,5S)-3-hydroxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methyldihydrogenphosphate,P1T,令,Uridine,Cc2cn([C@@H]1C[C@H](O)[C@@H](COP(=O)(O)O)O1)c(=O)[nH]c2=O,C10H15N2O8P,None,None,None,,,</br>451,[(2R,3S,5S)-5-(4-amino-2-oxopyrimidin-1-yl)-3-hydroxyoxolan-2-yl]methyl dihydrogen phosphate,D2C,仩,Cytidine,C1[C@@H]([C@H](O[C@@H]1N2C=CC(=NC2=O)N)COP(=O)(O)O)O,C9H14N3O7P,None,None,None,,,</br>449,[(2S,3S,5R)-3-amino-5-(2-amino-6-oxo-1H-purin-9-yl)oxolan-2-yl]methyl dihydrogen phosphate,G38,亞,Guanosine,c1nc2c(n1[C@H]3C[C@@H]([C@H](O3)COP(=O)(O)O)N)N=C(NC2=O)N,C10 H15 N6 O6 P,None,None,None,,,</br>448,[(2S,3S,5R)-3-amino-5-(5-methyl-2,4-dioxo-pyrimidin-1-yl)oxolan-2-yl]methyl dihydrogen phosphate,NYM,乕,Uridine,CC1=CN(C(=O)NC1=O)[C@H]2C[C@@H]([C@H](O2)COP(=O)(O)O)N,C10 H16 N3 O7 P,None,None,None,,,</br>447,[(2S,3S,5R)-3-amino-5-(6-aminopurin-9-yl)oxolan-2-yl]methyl dihydrogen phosphate",A43,串,Adenosine,c1nc(c2c(n1)n(cn2)[C@H]3C[C@@H]([C@H](O3)COP(=O)(O)O)N)N,C10H15N6O5P,None,None,None,,,</br>452,[(2S,5R)-5-(2-amino-8-deuterio-6-oxo-1H-purin-9-yl)-3-hydroxyoxolan-2-yl]methylphosphonicacid,2HG,亶,Guanosine,[2H]c2nc1c(=O)[nH]c(N)nc1n2[C@H]3CC(O)[C@@H](CP(=O)(O)O)O3,C10H14N5O6P,None,None,None,,,</br>257,[(2~{R},3~{R},4~{R},5~{R})-5-(4-acetamido-2-oxidanylidene-pyrimidin-1-yl)-4-methoxy-3-oxidanyl-oxolan-2-yl]methyl dihydrogen phosphate,pac4Cm,ℵ,Cytidine,CO[C@H]1[C@H]([n]2c(=O)nc(NC(=O)C)cc2)O[C@H](COP(=O)([O-])[O-])[C@H]1O,C12H16N3O9P,None,377.244,None,,,</br>282,[(2~{R},3~{S},4~{R},5~{R})-5-(2-azanyl-6-diazanyl-purin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxyphosphinic acid,O2Z,㐞,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c(N)[n]c2NN)(=O)[O-],C10H16N7O7P,None,375.235,None,None,None,None</br>250,[(2~{R},3~{S},4~{R},5~{R})-5-[4-(dimethylamino)-2-oxidanylidene-pyrimidin-1-yl]-3,4-bis(oxidanyl)oxolan-2-yl]methyl dihydrogen phosphate,pm4,4C,μ,Cytidine,CN(c1nc(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O2)cc1)C,C11H16N3O8P,None,349.234,None,,,</br>258,[(2~{R},3~{S},4~{R},5~{S})-5-[1-methyl-2,4-bis(oxidanylidene)pyrimidin-5-yl]-3,4-bis(oxidanyl)oxolan-2-yl]methyl dihydrogen phosphate,B8H,㑓,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)C1C(NC(=O)N(C=1)C)=O)(=O)[O-],C10H15N2O9P,None,335.184,None,None,None,None</br>304,[(6-amino-9H-purin-9-YL)-[5-fluoro-1,3-dihydro-1-hydroxy-2,1-benzoxaborole]-4'YL]methyl dihydrogen phosphate,ANZ,㐟,Adenosine,[O-]P(OC[C@H]1O[C@@H]([n]2c3[n]c[n]c(N)c3[n]c2)[C@@H]2O[B@-]3(O[C@H]12)OCc1c3ccc(F)c1)(=O)[O-],C17H17BFN5O8P-,None,478.113,None,None,None,None</br>315,adenine arabinose-5'-phosphate,A5O,㐠,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c[n]c2N)(=O)[O-],C10H14N5O7P,None,345.205,None,None,None,None</br>109,adenosine,A,A,Adenosine,Nc1ncnc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C10H13N5O4,267.0968,267.241,268.1046,1.43,,136</br>335,adenosine pentaphosphate 5' cap (cap Ap5N),ApppppN,Ϭ,Adenosine, Cytidine, Guanosine, Uridine,,,None,None,None,,,</br>334,adenosine tetraphosphate 5' cap (cap Ap4N),AppppN,IJ,Adenosine, Cytidine, Guanosine, Uridine,,,None,None,None,,,</br>333,adenosine triphosphate 5' cap (cap A),ApppN,Ϩ,Adenosine, Cytidine, Guanosine, Uridine,,,None,None,None,,,</br>310,adenosine-3',5'-diphosphate,pAp,Ợ,Adenosine,[O-]P(O[C@H]1[C@@H](O)[C@@H](O[C@@H]1COP(=O)([O-])[O-])[n]1c[n]c2c1[n]c[n]c2N)(=O)[O-],C10H11N5O10P2,None,423.169,None,,,</br>265,adenosine-5'-(dithio)phosphate,ADS,㐡,Adenosine,[S-]P(OC[C@@H]1[C@H]([C@@H](O)[C@@H](O1)[n]1c[n]c2c1[n]c[n]c2N)O)(=O)[S-],C10H14N5O5PS2,None,377.337,None,None,None,None</br>317,adenosine-5'-diphosphate,ppA,,Adenosine,[O-][P@@](OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c[n]c2N)(OP([O-])(=O)[O-])=O,C10H12N5O10P2,None,424.177,None,,,</br>444,adenosine-5'-monophosphate,pA,A,Adenosine,Nc1c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O3)cn2)ncn1,C10H12N5O7P,None,345.205,None,,,</br>215,adenosine-5'-phosphate-2',3'-cyclic phosphate,pA2'3'cp,Ҕ,Adenosine,[O-][P@@]1(O[C@H]2[C@@H](O[C@H](COP(=O)([O-])[O-])[C@H]2O1)[n]1c[n]c2c1[n]c[n]c2N)=O,C10H10N5O9P2,None,406.162,None,None,None,None</br>243,adenosine-5'-thio-monophosphate,SRA,㐢,Adenosine,Nc1ncnc2n(cnc12)[C@@H]1O[C@H](COP([O-])([O-])=S)[C@@H](O)[C@H]1O,C10H14N5O6PS,None,363.287,None,None,None,None</br>233,adenosine-5'-triphosphate,pppA,ƿ,Adenosine,[O-][P@](OP(=O)([O-])[O-])(O[P@]([O-])(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c[n]c2N)=O)=O,C10H12N5O13P3,None,503.149,None,,,</br>141,agmatidine,C+,¿,Cytidine,NC(NCCCCNc1nc(=N)cc[n]1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O)=N,C14H25N7O4,355.1968,355.393,356.2046,,,224</br>411,agmatidine-5'-monophosphate,pC+,¿,Cytidine,N=C(N)NCCCCNc1nc(=N)cc[n]1[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C14H24N7O7P,None,433.357,None,,,</br>170,alpha-dimethylmonophosphate 5' cap,mmpN,Ѽ,Adenosine, Uridine, Cytidine, Guanosine,COP(OC)(OC[C@H]1O[C@@H]%91[C@H](O)[C@@H]1O)=O.[*]%91,C7H14O7P,320.0062,241.156,None,,,</br>171,alpha-methylmonophosphate 5' cap,mpN,Ѿ,Adenosine, Uridine, Cytidine, Guanosine,COP([O-])(OC[C@H]1O[C@@H]%91[C@H](O)[C@@H]1O)=O.[*]%91,C6H11O7P,305.9906,226.121,None,,,</br>140,any ribonucleoside residue,N,.,Adenosine, Cytidine, Guanosine, Uridine,,,0.0,0.0,None,,,</br>99,archaeosine,G+,(,Guanosine,Nc1[nH]c(=O)c2c(c[n]([C@@H]3O[C@H](CO)[C@@H](O)[C@H]3O)c2n1)C(N)=N,C12H16N6O5,324.1182,324.293,325.1255,,,193</br>412,archaeosine-5'-monophosphate,pG+,(,Guanosine,N=C(N)c1c[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c2nc(N)[nH]c(=O)c12,C12H15N6O8P,None,402.257,None,,,</br>175,cyclic N6-threonylcarbamoyladenosine,ct6A,e,Adenosine,CC(O)C1NC(=Nc2ncnc3c2nc[n]3[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)OC1=O,C15H18N6O7,394.1237,394.339,395.1315,1,28 (Kellner 2014); 1,47 (Kellner 2014); 1,83 (Kellner 2014),between G and A (Kellner 2014); between A and m6A (Kellner 2014);,263</br>413,cyclic N6-threonylcarbamoyladenosine-5'-monophosphate,pct6A,e,Adenosine,CC(O)C1NC(=Nc2ncnc3c2nc[n]3[C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)OC1=O,C15H17N6O10P,None,472.303,None,,,</br>46,cytidine,C,C,Cytidine,Nc1nc(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)cc1,C9H13N3O5,243.0855,243.217,244.0933,0.42,,112</br>300,cytidine-5'-monophosphate,pC,C,Cytidine,Nc1nc(=O)[n]([C@H]2[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O2)cc1,C9H12N3O8P,None,321.181,None,,,</br>209,cytidine-5'-phosphate-2',3'-cyclic phosphate,pC2'3'cp,Ҏ,Cytidine,Nc1cc[n]([C@H]2[C@@H]3O[P@]([O-])(=O)O[C@@H]3[C@@H](COP([O-])([O-])=O)O2)c(=O)n1,C9H10N3O10P2,None,382.137,None,None,None,None</br>313,cytosine arabinose-5'-phosphate,CAR,㐲,Cytidine,[O-]P(OC[C@H]1O[C@H]([C@@H](O)[C@@H]1O)N1C(N=C(N)C=C1)=O)(=O)[O-],C9H14N3O8P,None,321.181,None,None,None,None</br>14,dihydrouridine,D,D,Uridine,OC[C@H]1O[C@@H](N2CCC(=O)NC2=O)[C@H](O)[C@@H]1O,C9H14N2O6,246.0852,246.217,247.093,0,32 (Kellner 2014); 0,35 (Kellner 2014),before C (Kellner 2014, Kellner 2014),115/97</br>6,epoxyqueuosine,oQ,ς,Guanosine,Nc1[nH]c(=O)c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](CO)O3)cc2CN[C@@H]2[C@@H](O)[C@@H](O)C3C2O3)n1,C17H23N5O8,425.1547,425.393,426.1625,,,295/163</br>414,epoxyqueuosine-5'-monophosphate,poQ,ς,Guanosine,Nc1nc2c(c(CN[C@H]3C4OC4[C@H](O)[C@@H]3O)c[n]2[C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]1,C17H22N5O11P,None,503.357,None,,,</br>86,galactosyl-queuosine,galQ,9,Guanosine,Nc1[nH]c(=O)c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](CO)O3)cc2CN[C@@H]2[C@@H](O[C@H]3C(O)[C@H](O)[C@@H](O)C(CO)O3)[C@@H](O)C=C2)n1,C23H33N5O12,571.2126,571.534,572.2204,,,440</br>415,galactosyl-queuosine-5'-monophosphate,pgalQ,9,Guanosine,Nc1nc2c(c(CN[C@H]3C=C[C@H](O)[C@@H]3O[C@@H]3OC(CO)[C@H](O)[C@@H](O)C3O)c[n]2[C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]1,C23H32N5O15P,None,649.498,None,,,</br>135,gamma-methyltriphosphate 5' cap,mpppN,§,Adenosine, Uridine, Cytidine, Guanosine,COP([O-])(OP([O-])(OP([O-])(OC[C@H]1O[C@@H]%91[C@H](O)[C@@H]1O)=O)=O)=O.[*]%91,C6H11O13P3,172.9405,384.065,None,,,</br>42,glutamyl-queuosine,gluQ,⊄,Guanosine,NC(C(O[C@@H]1[C@@H](NCc2c3c(nc(nc3=O)N)[n]([C@H]3[C@H](O)[C@H](O)[C@@H](CO)O3)c2)C=C[C@@H]1O)=O)CCC(=O)O,C22H29N6O10,538.2023,537.5,539.2101,,,407</br>416,glutamyl-queuosine-5'-monophosphate,pgluQ,⊄,Guanosine,Nc1nc2c(c(CN[C@H]3C=C[C@H](O)[C@@H]3OC(=O)C(N)CCC(=O)O)c[n]2[C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]1,C22H29N6O13P,None,616.472,None,,,</br>262,guanine arabinose-5'-phosphate,GAO,㐺,Guanosine,[O-]P(OC[C@H]1O[C@H]([C@@H](O)[C@@H]1O)[n]1c[n]c2C(=O)NC(N)=Nc21)(=O)[O-],C10H14N5O8P,None,360.197,None,None,None,None</br>238,guanoside-5'-phosphate-2',3'-cyclic phosphate,pG2'3'cp,Ґ,Guanosine,[C@H]1([n]2cnc3c2nc(nc3=O)N)[C@@H]2O[P@]([O-])(=O)O[C@@H]2[C@@H](COP([O-])([O-])=O)O1,C10H9N5O10P2,None,421.153,None,None,None,None</br>38,guanosine,G,G,Guanosine,Nc1[nH]c(=O)c2nc[n]([C@@H]3O[C@H](CO)[C@@H](O)[C@H]3O)c2n1,C10H13N5O5,283.0917,283.241,284.0995,1,,152</br>161,guanosine added to any ribonucleotide,pG(pN),Ʉ,Adenosine, Cytidine, Guanosine, Uridine,Nc1[nH]c2c(nc[n]2[C@H]2[C@H](O)[C@H](OP(OC[C@@H]3[C@@H](O)[C@@H](O)[C@H]%91O3)(=O)[O-])[C@@H](COP(=O)([O-])[O-])O2)c(=O)n1.[*]%91,C15H19N5O14P2,362.0502,555.284,None,,,</br>239,guanosine phosphorodithioate,2SG,㐻,Guanosine,NC1NC(=O)c2nc[n]([C@H]3[C@H](O)[C@H](O)[C@@H](COP(=O)([S-])[S-])O3)c2N=1,C10H16N5O6PS2,None,396.36,None,None,None,None</br>148,guanosine triphosphate 5' cap (cap G),GpppN,ϑ,Adenosine, Uridine, Cytidine, Guanosine,Nc1nc(=O)c2c([n](cn2)[C@@H]2O[C@H](COP([O-])(OP([O-])(OP([O-])(OC[C@H]3O[C@@H]%91[C@H](O)[C@@H]3O)=O)=O)=O)[C@@H](O)[C@H]2O)[nH]1.[*]%91,C15H20N5O17P3,440.0008,635.264,None,,,</br>259,guanosine-3',5'-diphosphate,pGp,Ⱥ,Guanosine,[C@H]1([n]2cnc3c2nc(nc3=O)N)[C@H](O)[C@H](OP([O-])([O-])=O)[C@@H](COP([O-])([O-])=O)O1,C10H10N5O11P2,None,438.161,None,,,</br>218,guanosine-5'-diphosphate,ppG,Ƈ,Guanosine,[O-][P@@](OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2C(=O)NC(N)=Nc21)(OP([O-])(=O)[O-])=O,C10H12N5O11P2,None,440.177,None,,,</br>235,guanosine-5'-monophosphate,pG,G,Guanosine,Nc1nc2c(nc[n]2[C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]1,C10H12N5O8P,None,361.205,None,,,</br>330,guanosine-5'-thio-monophosphate,GS,㐼,Guanosine,NC1=Nc2c(ncn2[C@H]2C[C@H](O)[C@@H](COP([O-])([S-])=O)O2)C(=O)N1,C10H14N5O6PS,None,361.271,None,,,</br>202,guanosine-5'-triphosphate,pppG,Ȝ,Guanosine,[C@H]1([n]2cnc3c2nc(nc3=O)N)[C@H](O)[C@H](O)[C@@H](CO[P@](O[P@@]([O-])(=O)OP([O-])([O-])=O)(=O)[O-])O1,C10H11N5O14P3,None,518.141,None,,,</br>326,guanosine-P3-adenosine-5',5'-triphosphate,G3A,㐽,Guanosine,[O-][P@](OC[C@H]1O[C@@H]([n]2c3N=C(N)NC(=O)c3[n]c2)[C@H](O)[C@@H]1O)(O[P@@]([O-])(O[P@]([O-])(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c[n]c2N)=O)=O)=O,C20H27N10O17P3,None,768.375,None,None,None,None</br>181,hydroxy-N6-threonylcarbamoyladenosine,ht6A,«,Adenosine,OC(C(NC(Nc1ncnc2c1nc[n]2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O)=O)C(O)CO)=O,C15H20N6O9,428.1292,428.354,None,,,</br>417,hydroxy-N6-threonylcarbamoyladenosine-5'-monophosphate,pht6A,«,Adenosine,O=C(Nc1ncnc2c1nc[n]2[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O)NC(C(=O)O)C(O)CO,C15H19N6O12P,None,506.318,None,,,</br>97,hydroxywybutosine,OHyW,⊆,Guanosine,C[n]1c2c(nc[n]2[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=O)[n]2c1nc(C)c2CC(O)C(NC(OC)=O)C(OC)=O,C21H28N6O10,524.1867,524.481,525.1945,,,393</br>418,hydroxywybutosine-5'-monophosphate,pOHyW,⊆,Guanosine,COC(=O)NC(C(=O)OC)C(O)Cc1c(C)nc2[n](C)c3c(c(=O)[n]12)nc[n]3[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C21H27N6O13P,None,602.445,None,,,</br>113,inosine,I,I,Adenosine,OC[C@@H]1[C@@H](O)[C@@H](O)[C@H]([n]2c3nc[nH]c(=O)c3nc2)O1,C10H12N4O5,268.0808,268.226,269.0886,0,95 (Kellner 2014, Kellner 2014),between U and G (Kellner 2014, Kellner 2014),137</br>217,inosine-5'-monophosphate,pI,I,Adenosine,O[C@H]1[C@@H](O)[C@H]([n]2c3ncnc(=O)c3nc2)O[C@@H]1COP(=O)([O-])[O-],C10H10N4O8P,None,345.182,None,,,</br>237,isocytidine-5'-monophosphate,IC,㐳,Cytidine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C(N)=NC(=O)C=C1)(=O)[O-],C9H14N3O8P,None,321.181,None,None,None,None</br>236,isoguanosine-5'-monophosphate,IG,㐾,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C=NC2C1=NC(=O)NC=2N)(=O)[O-],C10H14N5O8P,None,361.205,None,,,</br>89,isowyosine,imG2,⊇,Guanosine,Cc1nc2[nH]c3c(c(=O)[n]2c1C)nc[n]3[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O,C14H17N5O5,335.123,335.315,336.1308,,,204</br>419,isowyosine-5'-monophosphate,pimG2,⊇,Guanosine,Cc1nc2[nH]c3c(c(=O)[n]2c1C)nc[n]3[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C14H16N5O8P,None,413.279,None,,,</br>90,mannosyl-queuosine,manQ,8,Guanosine,Nc1nc(=O)c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](CO)O3)cc2CN[C@@H]2[C@@H](O[C@H]3C(O)[C@H](O)[C@H](O)C(CO)O3)[C@@H](O)C=C2)n1,C23H32N5O12,571.2126,570.526,572.2204,,,440</br>420,mannosyl-queuosine-5'-monophosphate,pmanQ,8,Guanosine,Nc1nc2c(c(CN[C@H]3C=C[C@H](O)[C@@H]3O[C@@H]3OC(CO)[C@@H](O)[C@@H](O)C3O)c[n]2[C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]1,C23H32N5O15P,None,649.498,None,,,</br>160,methylated undermodified hydroxywybutosine,OHyWy,y,Guanosine,C[n]1c2nc(C)c(CC(O)C(N)C(OC)=O)[n]2c(=O)c2nc[n]([C@@H]3O[C@H](CO)[C@@H](O)[C@H]3O)c12,C19H26N6O8,466.1812,466.445,467.189,,,335</br>421,methylated undermodified hydroxywybutosine-5'-monophosphate,pOHyWy,y,Guanosine,COC(=O)C(N)C(O)Cc1c(C)nc2[n](C)c3c(c(=O)[n]12)nc[n]3[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C19H25N6O11P,None,544.409,None,,,</br>59,methylwyosine,mimG,∑,Guanosine,Cc1c(C)[n]2c([n](c3c(c2=O)nc[n]3[C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)C)n1,C15H19N5O5,349.1386,349.342,350.1464,,,218</br>365,methylwyosine-5'-monophosphate,pmimG,∑,Guanosine,Cc1nc2[n](C)c3c(c(=O)[n]2c1C)nc[n]3[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C15H18N5O8P,None,427.306,None,,,</br>121,peroxywybutosine,o2yW,W,Guanosine,C[n]1c2c(nc[n]2[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=O)[n]2c1nc(C)c2CC(OO)C(NC(OC)=O)C(OC)=O,C21H28N6O11,540.1816,540.481,541.1894,,,409</br>422,peroxywybutosine-5'-monophosphate,po2yW,W,Queuosine (QtRNA),COC(=O)NC(C(=O)OC)C(Cc1c(C)nc2[n](C)c3c(c(=O)[n]12)nc[n]3[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O)OO,C21H27N6O14P,None,618.445,None,,,</br>118,pseudouridine,Y,P,Uridine,OC[C@H]1O[C@@H](c2c[nH]c(=O)[nH]c2=O)[C@H](O)[C@@H]1O,C9H12N2O6,244.0695,244.201,245.0773,0,34 (Kellner 2014); 0,37 (Kellner 2014),before C (Kellner 2014),209/179/155</br>185,pseudouridine-5'-monophosphate,pY,P,Uridine,O=c1[nH]cc([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]1,C9H11N2O9P,None,322.165,None,,,</br>221,purine riboside-5'-monophosphate,P5P,㐣,Unknown,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1O)[n]1c[n]c2c1[n]c[n]c2)(=O)[O-],C10H13N4O7P,None,330.191,None,,,</br>290,puromycin-5'-monophosphate,PPU,㐤,Adenosine,[O-]P(OC[C@H]1O[C@H]([C@H](O)[C@@H]1NC([C@@H](N)Cc1ccc(OC)cc1)=O)[n]1c[n]c2c1[n]c[n]c2N(C)C)(=O)[O-],C22H30N7O8P,None,549.474,None,None,None,None</br>105,queuine,Qbase,∴,Guanosine,NC1NC(=O)c2c(c[nH]c2N=1)CN[C@@H]1[C@@H](O)[C@@H](O)C=C1,C12H15N5O3,277.1175,277.279,278.1253,,,146</br>65,queuosine,Q,Q,Guanosine,Nc1[nH]c(=O)c2c([n]([C@H]3[C@H](O)[C@H](O)[C@@H](CO)O3)cc2CN[C@@H]2[C@@H](O)[C@@H](O)C=C2)n1,C17H23N5O7,409.1597,409.394,410.1675,3,40 (Kellner 2014),after m6A (Kellner 2014),295/163</br>423,queuosine-5'-monophospate,pQ,Q,Guanosine,Nc1nc2c(c(CN[C@H]3C=C[C@H](O)[C@@H]3O)c[n]2[C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]1,C17H22N5O10P,None,487.358,None,,,</br>93,undermodified hydroxywybutosine,OHyWx,š,Guanosine,C[n]1c2c(nc[n]2[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=O)[n]2c1nc(C)c2CC(O)C(N)C(O)=O,C18H24N6O8,452.1655,452.419,453.1733,,,321</br>424,undermodified hydroxywybutosine-5'-monophospate,pOHyWx,š,Guanosine,Cc1nc2[n](C)c3c(c(=O)[n]2c1CC(O)C(N)C(=O)O)nc[n]3[C@@H]1O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]1O,C18H23N6O11P,None,530.383,None,,,</br>165,unknown 5' monophosphate ribonucleotide,pN,m,Adenosine, Cytidine, Guanosine, Uridine,O[C@@H]1[C@H](O)[C@@H](COP([O-])([O-])=O)O[C@@H]%911.[*]%91,C5H8O7P,288.9514,211.087,None,,,</br>98,unknown modification,xX,Ѯ,Unknown,-,,0.0,0.0,None,None,None,None</br>72,unknown modified adenosine,xA,H,Adenosine,,,0.0,0.0,None,,,</br>70,unknown modified cytidine,xC,Ѵ,Cytidine,-,,0.0,0.0,None,None,None,None</br>66,unknown modified guanosine,xG,ʆ,Guanosine,-,,0.0,0.0,None,None,None,None</br>76,unknown modified uridine,xU,N,Uridine,-,,0.0,0.0,None,None,None,None</br>25,unknown nucleoside 2'-O-methylated,Xm,Ѩ,Unknown,-,,0.0,0.0,None,,,</br>314,uracil arabinose-5'-phosphate,UAR,㑔,Uridine,[O-]P(OC[C@H]1O[C@H]([C@@H](O)[C@@H]1O)N1C(NC(=O)C=C1)=O)(=O)[O-],C9H13N2O9P,None,321.157,None,,,</br>60,uridine,U,U,Uridine,OC[C@H]1O[C@@H]([n]2ccc(=O)[nH]c2=O)[C@H](O)[C@@H]1O,C9H12N2O6,244.0695,244.201,245.0773,0.58,,113</br>224,uridine 5'-monothiophosphate,U37,㑕,Uridine,O[C@@H]1[C@@H](COP(=O)([S-])[O-])O[C@@H](N2C(=O)NC(=O)C=C2)[C@@H]1O,C9H13N2O8PS,None,338.231,None,,,</br>47,uridine 5-oxyacetic acid,cmo5U,V,Uridine,OC[C@@H]1[C@@H](O)[C@@H](O)[C@H]([n]2c(=O)[nH]c(=O)c(OCC(=O)O)c2)O1,C11H14N2O9,318.0699,318.237,319.0777,0,54 (Kellner 2014),between C and U (Kellner 2014),187/169/141</br>58,uridine 5-oxyacetic acid methyl ester,mcmo5U,υ,Uridine,COC(COc1c[n](C2O[C@H](CO)[C@@H](O)[C@H]2O)c(=O)[nH]c1=O)=O,C12H16N2O9,332.0856,332.263,333.0934,1,47 (Kellner 2014),between A and m6A (Kellner 2014),183/201/297/315/129</br>425,uridine 5-oxyacetic acid methyl ester-5'-monophospate,pmcmo5U,υ,Uridine,COC(=O)COc1c[n](C2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]c1=O,C12H15N2O12P,None,410.227,None,,,</br>255,uridine-5'-monophosphate,pU,U,Uridine,O=c1cc[n]([C@@H]2O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]2O)c(=O)[nH]1,C9H11N2O9P,None,322.165,None,,,</br>268,uridine-5'-monophosphate-2',3'-cyclic phosphate,pU2'3'cp,Ҋ,Uridine,[O-]P1(O[C@H]2[C@@H](O[C@H](COP(=O)([O-])[O-])[C@H]2O1)N1C(NC(=O)C=C1)=O)=O,C9H9N2O11P2,None,383.122,None,None,None,None</br>30,wybutosine,yW,Y,Guanosine,COC(NC(C(OC)=O)CCc1[n]2c([n](c3c(c2=O)nc[n]3[C@H]2[C@H](O)[C@H](O)[C@@H](CO)O2)C)nc1C)=O,C21H28N6O9,508.1918,508.482,509.1996,2,93 (Kellner 2014),after m6A (Kellner 2014),377</br>213,wybutosine-5'-monophosphate,pyW,Y,Guanosine,COC(N[C@@H](C(OC)=O)CCc1[n]2c([n](c3c(c2=O)nc[n]3[C@H]2[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O2)C)nc1C)=O,C21H27N6O12P,None,586.446,None,,,</br>244,wybutosine[C15(S)]-5'-monophosphate,pyyW,ϓ,Guanosine,COC(N[C@H](C(OC)=O)CCc1[n]2c([n](c3c(c2=O)nc[n]3[C@H]2[C@H](O)[C@H](O)[C@@H](COP(=O)([O-])[O-])O2)C)nc1C)=O,C21H27N6O12P,None,586.446,None,,,</br>139,wyosine,imG,€,Guanosine,C[n]1c2c(nc[n]2[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=O)[n]2cc(C)nc12,C14H17N5O5,335.123,335.315,336.1308,,,204</br>426,wyosine-5'-monophospate,pimG,€,Guanosine,Cc1c[n]2c(=O)c3nc[n]([C@@H]4O[C@H](COP(=O)([O-])[O-])[C@@H](O)[C@H]4O)c3[n](C)c2n1,C14H16N5O8P,None,413.279,None,,,</br>