Thymidine, 3′-de(phosphinicooxy)thymidylyl-1,2-ethanediyl[[3-(1H-imidazol-4-yl)propyl]imino]-(3′→5′)-5′-deoxy-

Thymidine, 3′-de(phosphinicooxy)thymidylyl-1,2-ethanediyl[(2-aminoethyl)imino]-(3′→5′)-5′-deoxy-

Thymidine, 3′-de(phosphinicooxy)thymidylyl-1,2-ethanediyl(propylimino)-(3′→5′)-5′-deoxy-

2′-Deoxy-2-thiocytidine 5′-(tetrahydrogen triphosphate)

7-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-1,7-dihydro-2H-pyrrolo[2,3-d]pyrimidin-2-one

1,7-Dihydro-7-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-2H-pyrrolo[2,3-d]pyrimidin-2-one

2-Thiothymidine 5′-(tetrahydrogen triphosphate)

Guanosine, 2′,3′-dideoxy-, 5′-(bicyclo[2.2.1]hept-2-yl phosphonate)

Adenosine, 2′,3′-dideoxy-, 5′-(bicyclo[2.2.1]hept-2-yl phosphonate)

Cytidine, 2′,3′-dideoxy-, 5′-(bicyclo[2.2.1]hept-2-yl phosphonate)

Thymidine, 3′-deoxy-3′-fluoro-, 5′-(bicyclo[2.2.1]hept-2-yl phosphonate)

Thymidine, 3′-amino-3′-deoxy-, 5′-(bicyclo[2.2.1]hept-2-yl phosphonate)

Thymidine, 3′-deoxy-, 5′-(bicyclo[2.2.1]hept-2-yl phosphonate)

Thymidine, 3′-azido-3′-deoxy-, 5′-(bicyclo[2.2.1]hept-2-yl phosphonate)

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-[(3,4-dimethoxyphenyl)methyl]-β-D-ribofuranuronamide

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-(2-methylpropoxy)-β-D-ribofuranuronamide

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-(hexahydro-2,5-methanopentalen-3a(1H)-yl)-β-D-ribofuranuronamide

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-(2-methylcyclohexyl)-β-D-ribofuranuronamide

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-(trans-4-methylcyclohexyl)-β-D-ribofuranuronamide

1-(6-Amino-9H-purin-9-yl)-1-deoxy-N-(cis-4-methylcyclohexyl)-β-D-ribofuranuronamide