Guanosine, 2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-O,4′-C-methylenecytidylyl-(3′→5′)-2′-O,4′-C-methyleneadenylyl-(3′→5′)-2′-O,4′-C-methyleneguanylyl-(3′→5′)-2′-O,4′-C-methyleneguanylyl-(3′→5′)-2′-O,4′-C-methyleneadenylyl-(3′→5′)-2′-deoxy-

Guanosine, 2′-deoxyadenylyl-(3′→5′)-2′-O,4′-C-methyleneguanylyl-(3′→5′)-2′-O,4′-C-methyleneguanylyl-(3′→5′)-2′-O,4′-C-methyleneadenylyl-(3′→5′)-2′-O,4′-C-methyleneguanylyl-(3′→5′)-2′-O,4′-C-methyleneguanylyl-(3′→5′)-2′-O,4′-C-methyleneadenylyl-(3′→5′)-2′-deoxy-

Cytidine, 2′-deoxycytidylyl-(3′→5′)-2′-O,4′-C-methyleneadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-O,4′-C-methylenecytidylyl-(3′→5′)-2′-O,4′-C-methylenecytidylyl-(3′→5′)-5-methyl-2′-O,4′-C-methyleneuridylyl-(3′→5′)-2′-O,4′-C-methylenecytidylyl-(3′→5′)-2′-deoxy-

1-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-7-nitro-1H-imidazo[4,5-c]pyridin-4-amine

Adenosine 5′-(trihydrogen diphosphate), P′-[2-(2-carboxy-4-methyl-5-thiazolyl)ethyl] ester

Uridine, 2′-deoxy-5-fluoro-, 5′-[(5-nitro-2-furanyl)methyl (4-chlorobutyl)-2-propenylphosphoramidate]

Thymidine, 5′-[(5-nitro-2-furanyl)methyl (4-chlorobutyl)-2-propenylphosphoramidate]

Thymidine, 5′-[phenylmethyl (4-chlorobutyl)-2-propenylphosphoramidate]

Uridine, 5′-O-[(1H-benzotriazol-1-yloxy)[(4-chlorobutyl)-2-propenylamino]phosphinyl]-2′-deoxy-5-fluoro-

Thymidine, 5′-O-[(1H-benzotriazol-1-yloxy)[(4-chlorobutyl)-2-propenylamino]phosphinyl]-

Uridine, 2′-deoxy-5-fluoro-, 5′-[(5-nitro-2-furanyl)methyl (4-chlorobutyl)(2,3-dihydroxypropyl)phosphoramidate]

Thymidine, 5′-[(5-nitro-2-furanyl)methyl (4-chlorobutyl)(2,3-dihydroxypropyl)phosphoramidate]

Thymidine, 5′-[phenylmethyl (4-chlorobutyl)(2,3-dihydroxypropyl)phosphoramidate]

2′-Deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyguanosine

Guanosine, P-(2-chlorophenyl)-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-N-(2-methyl-1-oxopropyl)-

Uridine, 2′-deoxy-5-(2,2-dibromoethenyl)-, 3′,5′-diacetate

2-Amino-1,9-dihydro-9-α-D-lyxofuranosyl-6H-purin-6-one

5-Methyl-1-α-D-xylofuranosyl-2,4(1H,3H)-pyrimidinedione

[P(R)]-P-Methylthymidylyl-(3′→5′)-thymidine

[P(S)]-P-Methylthymidylyl-(3′→5′)-thymidine