1-[2-C-(Diethoxyphosphinyl)-3-O-[(1,1-dimethylethyl)dimethylsilyl]-5-O-(triphenylmethyl)-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[2,3-Anhydro-3-C-(diethoxyphosphinyl)-β-D-lyxofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[2,3-Anhydro-3-C-(diethoxyphosphinyl)-5-O-(triphenylmethyl)-β-D-lyxofuranosyl]-4-methoxy-2(1H)-pyrimidinone

1-[2,3-Anhydro-3-C-(diethoxyphosphinyl)-5-O-(triphenylmethyl)-β-D-lyxofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[3-C-(Diethoxyphosphinyl)-β-D-xylofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[3-C-(Diethoxyphosphinyl)-5-O-(triphenylmethyl)-β-D-xylofuranosyl]-2,4(1H,3H)-pyrimidinedione

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-C-(diethoxyphosphinyl)-2-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-xylofuranosyl]-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 1-[5-[1-(acetyloxy)-3-butenyl]-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]tetrahydro-2-furanyl]-5-methyl-, [2R-[2α,4β,5α(R*)]]-

6,9-Epoxypyrimido[1,6-a]azepine-1,3(2H,4H)-dione, 5-(acetyloxy)-7-[[(1,1-dimethylethyl)dimethylsilyl]oxy]hexahydro-4-methyl-4-(2-propenyl)-, [4R-(4α,4aα,5α,6β,7β,9β)]-

6,9-Epoxypyrimido[1,6-a]azepine-1,3(2H,4H)-dione, 5-(acetyloxy)-7-[[(1,1-dimethylethyl)dimethylsilyl]oxy]hexahydro-4-methyl-4-(2-propenyl)-, [4S-(4α,4aβ,5β,6α,7α,9α)]-

Thymidine, 3′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-C-(phenylseleno)-, 5′-acetate, (5′S)-

Thymidine, 3′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-C-(phenylseleno)-, 5′-acetate, (5′R)-

Uridine, 5′-C-(phenylseleno)-, 2′,3′,5′-triacetate, (5′S)-

Uridine, 5′-C-(phenylseleno)-, 2′,3′,5′-triacetate, (5′R)-

Thymidine, (S)-P-thiothymidylyl-(3′→5′)-3′-de(phosphinicooxy)thymidylylmethylene(methylimino)-(3′→5′)-5′-deoxy-

2,4(1H,3H)-Pyrimidinedione, 1-[hexahydro-3a-hydroxy-6-[(methylsulfonyl)oxy]-2H-cyclopenta[b]furan-2-yl]-5-methyl-, [2S-(2α,3aα,6β,6aα)]-

Uridine, 2′-deoxy-5-(3-oxo-1-propynyl)-, 3′,5′-diacetate

Uridine, 2′-deoxy-5-(3,3-diethoxy-1-propynyl)-, 3′,5′-diacetate

2′-Doexyadinylyl-(3′→5′)-2′-doexyadenylyl-(3′→5′)-2′-doexyadenylyl-(3′→5′)-2′-doexyguanylyl-(3′→5′)-2′-doexyguanylyl-(3′→5′)-2′-doexyadenylyl-(3′→5′)-2′-doexyadenylyl-(3′→5′)-cytidine

Cytidine, N-[6-[[3-(4-bromophenyl)-1-oxo-2-propenyl]amino]hexyl]-2′-deoxy-5-methyl-