2,4(1H,3H)-Pyrimidinedione, 1-[3-S-(phenylmethyl)-3-thio-β-D-xylofuranosyl]-

Diethyl P-[2-[(2R,3R,4R,5R)-5-[6-(benzoylamino)-9H-purin-9-yl]-3-[[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]oxy]tetrahydro-4-methoxy-2-furanyl]cyclopropyl]phosphonate

Dimethyl P-[2-[(2R,3R,4R,5R)-3-[[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]oxy]-5-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)tetrahydro-4-(2-methoxyethoxy)-2-furanyl]cyclopropyl]phosphonate

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

(2R,3R,3aS,4aR,9aR)-2,3,3a,4a,5,9a-Hexahydro-3-hydroxy-2-(hydroxymethyl)-7-methyl-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-6-one

9-[(5R)-5-C-Cyano-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-6-(2,5-dimethyl-1H-pyrrol-1-yl)-9H-purine

9-[(5S)-5-C-Cyano-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-6-(2,5-dimethyl-1H-pyrrol-1-yl)-9H-purine

(5′S)-5′-C-Cyano-2′,3′-O-(1-methylethylidene)inosine

(5′R)-5′-C-Cyano-2′,3′-O-(1-methylethylidene)inosine

9-[2,3-O-(1-Methylethylidene)-β-D-ribo-pentodialdo-1,4-furanosyl]-6-(2,5-dimethyl-1H-pyrrol-1-yl)-9H-purine

L-Alanine, N-[hydroxy(1-naphthalenyloxy)phosphinyl]-, phenylmethyl ester, 5′-ester with 9-β-D-arabinofuranosyl-2-fluoro-9H-purin-6-amine

L-Valine, N-(hydroxyphenoxyhosphinyl)-, phenylmethyl ester, 5′-ester with 9-β-D-arabinofuranosyl-2-fluoro-9H-purin-6-amine

L-Alanine, N-[hydroxy(1-naphthalenyloxy)phosphinyl]-, phenylmethyl ester, 5′-ester with 2-chloro-9-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-9H-purin-6-amine

D-Alanine, N-[hydroxy(1-naphthalenyloxy)phosphinyl]-, pentyl ester, 5′-ester with 2-chloro-9-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-9H-purin-6-amine

L-Alanine, N-[hydroxy(1-naphthalenyloxy)phosphinyl]-, 2,2-dimethylpropyl ester, 5′-ester with 2-chloro-9-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-9H-purin-6-amine

L-Alanine, N-(hydroxyphenoxyphosphinyl)-, phenylmethyl ester, 5′-ester with 9-β-D-arabinofuranosyl-2-fluoro-9H-purin-6-amine

L-Alanine, N-[hydroxy(1-naphthalenyloxy)phosphinyl]-, ethyl ester, 5′-ester with 9-β-D-arabinofuranosyl-2-fluoro-9H-purin-6-amine