2-(Trimethylsilyl)ethyl (2R,3′R,3aS,5S,5′S,6R,7R,9S,9aS)-octahydro-6-iodo-3′,5′,7-trimethyl-5-[2-[(2S,3S,5R)-tetrahydro-3,5-dimethyl-6-oxo-2H-pyran-2-yl]-2-propen-1-yl]spiro[5,9-epoxy-2H-furo[3,2-b]oxocin-2,2′-piperidine]-1′-carboxylate

2-(Trimethylsilyl)ethyl (2R,3R,5S,8R,10S)-2-[(2R,4S)-3,4-dihydro-4-methyl-6-[2-[(2S,3S,5R)-tetrahydro-3,5-dimethyl-6-oxo-2H-pyran-2-yl]-2-propen-1-yl]-2H-pyran-2-yl]-8,10-dimethyl-3-[(triethylsilyl)oxy]-1-oxa-6-azaspiro[4.5]decane-6-carboxylate

2-(Trimethylsilyl)ethyl (2S,3S,5R,8S,10R)-2-[(2S,4R)-3,4-dihydro-4-methyl-6-[2-[(2S,3S,5R)-tetrahydro-3,5-dimethyl-6-oxo-2H-pyran-2-yl]-2-propen-1-yl]-2H-pyran-2-yl]-8,10-dimethyl-3-[(triethylsilyl)oxy]-1-oxa-6-azaspiro[4.5]decane-6-carboxylate

rel-N-[1-[(2R,5S)-5-Formyltetrahydro-5-[(4-methoxyphenoxy)methyl]-2-furanyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]benzamide

rel-N-[1,2-Dihydro-2-oxo-1-[(2R,5S)-tetrahydro-5-(hydroxymethyl)-5-[(4-methoxyphenoxy)methyl]-2-furanyl]-4-pyrimidinyl]benzamide

rel-N-[1,2-Dihydro-2-oxo-1-[(2R,5R)-tetrahydro-5-(hydroxymethyl)-5-[(4-methoxyphenoxy)methyl]-2-furanyl]-4-pyrimidinyl]benzamide

Thymidine, 5′-O-[[(6-aminohexyl)oxy]mercaptophosphinyl]-2′-deoxy-P-thioguanylyl-(3′→5′)-2′-deoxy-P-thiocytidylyl-(3′→5′)-2′-deoxy-P-thioadenylyl-(3′→5′)-2′-deoxy-P-thioguanylyl-(3′→5′)-2′-deoxy-P-thiocytidylyl-(3′→5′)-

Cytidine, 4′-C-azido-, 5′-(4-methylbenzoate)

Uridine, 2′-O-[6-[(aminoiminomethyl)amino]hexyl]-5-methyl-

Cytidine, 5′-amino-5′-deoxy-5′-phosphono-, (5′S)-

5′-Adenylic acid, N-benzoyl-2′-deoxy-, monomethyl ester, 3′-benzoate

7,8-Dichloro-2-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-1(2H)-isoquinolinone

1-[1-[3,5-Bis-O-[(1,1-dimethylethyl)dimethylsilyl]-2-O-methyl-β-D-ribofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-1-methylpiperidinium

5′-Thymidylic acid, 3′-azido-3′-deoxy-, 5′→P:5′′′→P′-dianhydride with (difluoromethylene)bis[phosphonic acid]

Adenosine, adenylylmethylenephosphinicooxy[(S)-mercaptophosphinylidene]-(5′→5′)-

5′-Uridylic acid, mono[(2S)-5-oxo-5-(phenylmethoxy)-2-[[(phenylmethoxy)carbonyl]amino]pentyl] ester

Adenosine, 3′-de(phosphinicooxy)adenylylmethylenephosphinicomethylene-(3′→5′)-5′-deoxy-

Uridine, 2′-deoxy-5-[(1E)-2-(trimethylsilyl)ethenyl]-, 3′-ester with 3-carboxy-1-methylpyridinium

5′-Uridylic acid, 5-fluoro-, mono[2,3-bis[(1-oxo-9-octadecenyl)oxy]propyl] ester, [S-(Z,Z)]-

2(1H)-Pyrimidinone, 4-amino-1-[5-O-[6-[(dodecyloxy)methyl]-1,3-dihydroxy-1,3-dioxido-8-oxo-2,4,7-trioxa-1,3-diphosphaheneicos-1-yl]-β-D-arabinofuranosyl]-