1,4-Dimethyl 2-[4-[(3aR,4R,6R,6aR)-6-[3-[(1,1-dimethylethoxy)carbonyl]-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]tetrahydro-2,2-dimethylfuro[3,4-d]-1,3-dioxol-4-yl]butyl]butanedioate

β-D-ribo-Nonofuranuronic acid, 1,5,6,7,8-pentadeoxy-1-[3-[(1,1-dimethylethoxy)carbonyl]-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]-8-(2-methoxy-2-oxoethyl)-2,3-O-(1-methylethylidene)-, methyl ester, (7ξ)-

β-D-ribo-Nonofuranuronic acid, 1,5,6,7,8-pentadeoxy-1-[3-[(1,1-dimethylethoxy)carbonyl]-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]-7-(methoxycarbonyl)-2,3-O-(1-methylethylidene)-, methyl ester, (7ξ)-

1,4-Dimethyl (2Z)-2-[4-[(3aR,4R,6R,6aR)-6-[3-[(1,1-dimethylethoxy)carbonyl]-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]tetrahydro-2,2-dimethylfuro[3,4-d]-1,3-dioxol-4-yl]butyl]-2-butenedioate

1,1-Dimethylethyl 3,6-dihydro-2,6-dioxo-3-[(3aR,4R,6R,6aR)-tetrahydro-6-(6-methoxy-5,6-dioxohexyl)-2,2-dimethylfuro[3,4-d]-1,3-dioxol-4-yl]-1(2H)-pyrimidinecarboxylate

1,4-Dimethyl (2Z)-2-[3-[(3aR,4R,6R,6aR)-6-[3-[(1,1-dimethylethoxy)carbonyl]-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]tetrahydro-2,2-dimethylfuro[3,4-d]-1,3-dioxol-4-yl]propyl]-2-butenedioate

β-D-ribo-Nonofuranuronic acid, 1,5,6,7-tetradeoxy-1-[3-[(1,1-dimethylethoxy)carbonyl]-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]-2,3-O-(1-methylethylidene)-, methyl ester, (8ξ)-

β-D-ribo-Octofuranuronic acid, 1,5,6,7-tetradeoxy-1-[3-[(1,1-dimethylethoxy)carbonyl]-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]-7-(2-methoxy-2-oxoethylidene)-2,3-O-(1-methylethylidene)-, methyl ester, (7Z)-

β-D-ribo-Octofuranuronic acid, 1,5,6-trideoxy-1-[3-[(1,1-dimethylethoxy)carbonyl]-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]-2,3-O-(1-methylethylidene)-, methyl ester, (7ξ)-

1,1-Dimethylethyl 3-[5,6-dideoxy-2,3-O-(1-methylethylidene)-β-D-ribo-hex-5-enofuranosyl]-3,6-dihydro-2,6-dioxo-1(2H)-pyrimidinecarboxylate

5-[1-[(4-Butylphenyl)methyl]-1H-1,2,3-triazol-4-yl]uridine

5-[1-[(4-Ethylphenyl)methyl]-1H-1,2,3-triazol-4-yl]uridine

5-[1-[(4-Methylphenyl)methyl]-1H-1,2,3-triazol-4-yl]uridine

5-[1-(Phenylmethyl)-1H-1,2,3-triazol-4-yl]uridine

P(O)-[4-(Phosphonooxy)butyl]-P-thiothymidylyl-(3′→5′)-thymidine

P(O)-[3-(Phosphonooxy)propyl]-P-thiothymidylyl-(3′→5′)-thymidine

Thymidine, P-(4-chlorophenyl)-2′-deoxycytidylyl-(3′→5′)-3′-azido-3′-deoxy-

3′-Guanylic acid, P-(4-chlorophenyl)-2′-deoxycytidylyl-(3′→5′)-P-(4-chlorophenyl)-2′-deoxycytidylyl-(3′→5′)-P-(4-chlorophenyl)-2′-deoxyadenylyl-(3′→5′)-P-(4-chlorophenyl)-2′-deoxyguanylyl-(3′→5′)-P-(4-chlorophenyl)-2′-deoxyguanylyl-(3′→5′)-P-(4-chlorophenyl)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-

Thymidine, P-(4-chlorophenyl)thymidylyl-(3′→5′)-3′-azido-3′-deoxy-

Uridine, 5′-O-[bis(4-methoxyphenyl)diphenylmethyl]-P-(4-chlorophenyl)-2′-O-(tetrahydro-2H-pyran-2-yl)uridylyl-(3′→5′)-P-(4-chlorophenyl)-2′-O-(tetrahydro-2H-pyran-2-yl)uridylyl-(3′→5′)-, 2′,3′-dibenzoate