Thymidine, 3′-deoxy-3′-[(2Z)-7-oxo-7-[[2-[(trifluoroacetyl)amino]ethyl]amino]-2-heptenyl]-

Thymidine, 3′-deoxy-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-3′-[(2Z)-7-oxo-7-[[2-[(trifluoroacetyl)amino]ethyl]amino]-2-heptenyl]-

Thymidine, 3′-[(2Z)-7-[(2-aminoethyl)amino]-7-oxo-2-heptenyl]-3′-deoxy-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-

Thymidine, 3′-[(2Z)-6-carboxy-2-hexenyl]-3′-deoxy-5′-O-[(1,1-dimethylethyl)diphenylsilyl]-

5′-Adenylic acid, monoanhydride with methylphosphonic acid

1-(7-Amino-5-iodo-3H-imidazo[4,5-b]pyridin-3-yl)-1-deoxy-N-ethyl-β-D-ribofuranuronamide

1-(7-Amino-5-iodo-3H-imidazo[4,5-b]pyridin-3-yl)-1-deoxy-β-D-ribofuranuronic acid

1-(7-Amino-5-iodo-3H-imidazo[4,5-b]pyridin-3-yl)-1-deoxy-2,3-O-(1-methylethylidene)-β-D-ribofuranuronic acid

5-Iodo-3-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-3H-imidazo[4,5-b]pyridin-7-amine

trans-4-[3-[6-Amino-9-(N-ethyl-β-D-ribofuranuronamidosyl)-9H-purin-2-yl]-2-propyn-1-yl]cyclohexanecarboxylic acid

1-[2-[3-[trans-4-[(Acetyloxy)methyl]cyclohexyl]-1-propyn-1-yl]-6-amino-9H-purin-9-yl]-1-deoxy-N-ethyl-β-D-ribofuranuronamide

N-[1-(2-Deoxy-β-D-erythro-pentofuranosyl)-1H-pyrazolo[3,4-d]pyrimidin-6-yl]-2-phenoxyacetamide

N′-[1-(2-Deoxy-β-D-erythro-pentofuranosyl)-1H-pyrazolo[3,4-d]pyrimidin-6-yl]-N,N-dimethylmethanimidamide

2-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-2H-pyrazolo[3,4-d]pyrimidin-6-amine

Adenosine, 2′-[(4-[1,1′-biphenyl]-4-yl-1,4-dioxobutyl)amino]-2′-deoxy-N-(1-naphthalenylmethyl)-

Adenosine, 2′-deoxy-2′-[[4-(3,5-dichlorophenoxy)-1-oxobutyl]amino]-N-(1-naphthalenylmethyl)-

Adenosine, 2′-deoxy-2′-[[4-(1H-indol-3-yl)-1-oxobutyl]amino]-N-(1-naphthalenylmethyl)-

Adenosine, 2′-deoxy-2′-[[3-(1H-indol-3-yl)-1-oxopropyl]amino]-N-(1-naphthalenylmethyl)-

Adenosine, 2′-deoxy-N-(1-naphthalenylmethyl)-2′-[(3-thienylacetyl)amino]-

Adenosine, 2′-deoxy-2′-[[4-[[2-(4-methoxyphenyl)ethyl]amino]-3-nitrobenzoyl]amino]-N-(1-naphthalenylmethyl)-