N-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-O-methyl-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]benzamide

N-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]benzamide

N-[1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[(1,1-dimethylethyl)dimethylsilyl]-2-O-methyl-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]benzamide

N-[1-[2-O-Acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]acetamide

1-[2-O-Acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-arabinofuranosyl]-2,4(1H,3H)-pyrimidinedione

N-[1-[2-O-Acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]acetamide

(3aS,4S,6aR)-N-[6-[[4-[[2,3-Dihydro-2-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-3-oxo-1,2,4-triazin-5-yl]amino]butyl]amino]-6-oxohexyl]hexahydro-2-oxo-1H-thieno[3,4-d]imidazole-4-pentanamide

Adenosine, 5′-thio-5′-S-(trifluoromethyl)-, cyclic 2′,3′-carbonothioate

Adenosine, 5′-S-(difluoromethyl)-5′-thio-, cyclic 2′,3′-carbonothioate

Adenosine, 2′-deoxy-5′-thio-5′-S-(trifluoromethyl)-

Adenosine, 3′-deoxy-5′-thio-5′-S-(trifluoromethyl)-

Adenosine, 2′-deoxy-5′-S-(difluoromethyl)-5′-thio-

Adenosine, 3′-deoxy-5′-S-(difluoromethyl)-5′-thio-

Adenosine, [P(R)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P,2′-dideoxyadenylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 3′-benzoate

Adenosine, [P(S)]-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P,2′-dideoxyadenylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 3′-benzoate

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-[(2S)-3-(fluoroacetyl)-5-phenyl-1,3,2-oxazaphospholidin-2-yl]-

Cytidine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-3′-O-[(2R)-3-(fluoroacetyl)-5-phenyl-1,3,2-oxazaphospholidin-2-yl]-

Cytidine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-3′-O-[(2S)-3-(fluoroacetyl)-5-phenyl-1,3,2-oxazaphospholidin-2-yl]-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-[3-(fluoroacetyl)-5-phenyl-1,3,2-oxazaphospholidin-2-yl]-

1-[6-Azido-2,3,6-trideoxy-2-fluoro-5-O-[(4-methoxyphenyl)methyl]-β-D-ribo-hexofuranosyl]-2,4(1H,3H)-pyrimidinedione