Uridine, 5′-[[[(4R,5R)-5-carboxy-2,2-dimethyl-1,3-dioxolan-4-yl]carbonyl]amino]-5′-deoxy-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, 5′-deoxy-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-[[[(4R,5R)-5-(methoxycarbonyl)-2,2-dimethyl-1,3-dioxolan-4-yl]carbonyl]amino]-

Uridine, 5′-deoxy-5′-[[(2R,3R)-2,3-dihydroxy-1,4-dioxo-4-(2-quinolinylmethoxy)butyl]amino]-

Uridine, 5′-deoxy-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-[[[(4R,5R)-2,2-dimethyl-5-[(2-quinolinylmethoxy)carbonyl]-1,3-dioxolan-4-yl]carbonyl]amino]-

Adenosine, 5′-S-(1,2-dichloroethenyl)-2′,3′-O-(1-methylethylidene)-5′-thio-

Cytidine, N,1-(1,2-ethenediyl)adenylyl-(3′→5′)-

Adenosine, 1-[(3-methylphenyl)methoxy]-

9H-Purine-2,6-diamine, 9-β-D-arabinofuranosyl-N,N′-dimethyl-

9-β-D-Arabinofuranosyl-N2-methyl-9H-purine-2,6-diamine

9-β-D-Arabinofuranosyl-N6-methyl-9H-purine-2,6-diamine

3-(2-O-Phosphono-β-D-ribofuranosyl)-3H-imidazo[2,1-i]purine

Cytidine, adenylyl-(3′→5′)-N,3-(1,2-ethenediyl)-

3H-Imidazo[2,1-i]purine, 3-(2,3-O-phosphinico-β-D-ribofuranosyl)-

Guanosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]thymidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(2-methylpropanoate)

Adenosine, cyclic 3′,5′-phosphonite

Nicotinamide, 4-cyano-1,4-dihydro-1-β-D-ribofuranosyl-, 2′,5′-bis(dihydrogen phosphate)

Thymidine, 2′-deoxy-5′-O-phosphonoguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-

Thymidine, thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-, 3′-(2-methylpropanoate)

Thymidine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-, 3′-(2-methylpropanoate)

Thymidine, thymidylyl-(3′→5′)-, 3′-(2-methylpropanoate)