1 C4J (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 1.000 2 B8N (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 1.000 3 I2T (2~{S})-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 1.000 4 3TD (1s)-1,4-anhydro-1-(3-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-5-O-phosphono-D-ribitol 0.759 5 B8H [(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 0.759 6 M1Y (1s)-1,4-anhydro-1-(1-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-5-O-phosphono-D-xylitol 0.759 7 PSU Pseudouridine-5'-monophosphate 0.724