rel-1-[(1R,3S)-3-[(Benzoyloxy)methyl]-1,3-dihydro-1-isobenzofuranyl]dihydro-2,4(1H,3H)-pyrimidinedione

rel-1-[(1R,3R)-3-[(Benzoyloxy)methyl]-1,3-dihydro-1-isobenzofuranyl]dihydro-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 6-methyl-1,3-di-β-D-ribofuranosyl-

Uridine, 6-methyl-, 2′,3′,5′-tribenzoate

3′-Uridylic acid, 3′→5′-ester with 2-β-D-ribofuranosyl-3(2H)-pyridazinone

3(2H)-Pyridazinone, 2-(5-O-trityl-β-D-ribofuranosyl)-

2(1H)-Pyridone, 1-(5-O-trityl-β-D-ribofuranosyl)-

Cytidine, N-[(dimethylamino)methylene]-, cyclic 2′,3′-(hydrogen phosphate)

Adenosine 5′-(trihydrogen pyrophosphate), 5′→5′-ester with 1,6-dihydro-6-oxo-1-β-D-ribofuranosylnicotinic acid

Nicotinic acid, 1,6-dihydro-6-oxo-1-β-D-ribofuranosyl-, 5′-(dihydrogen phosphate)

1,6-Dihydro-6-oxo-1-(5-O-phosphono-β-D-ribofuranosyl)-3-pyridinecarboxamide

1,6-Dihydro-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-6-oxo-3-pyridinecarboxamide

1,6-Dihydro-6-oxo-1-β-D-ribofuranosyl-3-pyridinecarboxamide

1,6-Dihydro-6-oxo-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-3-pyridinecarboxamide

1-[5-O-(Aminosulfonyl)-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-3-(3-methoxy-1-propyn-1-yl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine

3-(3-Methoxy-1-propyn-1-yl)-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-1H-pyrazolo[3,4-d]pyrimidin-4-amine

3-(Difluoromethyl)-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-1H-pyrazolo[3,4-d]pyrimidin-4-amine

3-(Difluoromethyl)-1-[5-O-[(1,1-dimethylethyl)dimethylsilyl]-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-1H-pyrazolo[3,4-d]pyrimidin-4-amine

1-[5-O-(Aminosulfonyl)-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-3-(methoxymethyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine

3-(Methoxymethyl)-1-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-1H-pyrazolo[3,4-d]pyrimidin-4-amine