Thymidine, P-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-, 3′-[2-(3-methyl-1H-imidazolium-1-yl)ethyl butanedioate]

Thymidine, N-benzoyl-P-(2-cyanoethyl)-2′-deoxycytidylyl-(3′→5′)-, 3′-[2-(3-methyl-1H-imidazolium-1-yl)ethyl butanedioate]

Thymidine, N-benzoyl-P-(2-cyanoethyl)-2′-deoxyadenylyl-(3′→5′)-, 3′-[2-(3-methyl-1H-imidazolium-1-yl)ethyl butanedioate]

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)thymidylyl-(3′→5′)-, 3′-[2-(3-methyl-1H-imidazolium-1-yl)ethyl butanedioate]

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-, 3′-[2-(3-methyl-1H-imidazolium-1-yl)ethyl butanedioate]

Thymidine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxycytidylyl-(3′→5′)-, 3′-[2-(3-methyl-1H-imidazolium-1-yl)ethyl butanedioate]

Thymidine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′-deoxyadenylyl-(3′→5′)-, 3′-[2-(3-methyl-1H-imidazolium-1-yl)ethyl butanedioate]

Thymidine, 3′-[2-(3-methyl-1H-imidazolium-1-yl)ethyl butanedioate]

Thymidine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-, 3′-[2-(3-methyl-1H-imidazolium-1-yl)ethyl butanedioate]

Hydrouracil, 5-(hydroxymethyl)-1-β-D-ribofuranosyl-

Thymidine, 2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-

Guanosine, 3′-(O-ethyl hydrogen phosphorothioate)

Guanosine, 3′-(ethyl phosphonate)

Uridine, [P(S)]-P-deoxyguanylyl-(3′→5′)-

Guanosine, P-thiocytidylyl-(3′→5′)-

Guanosine, P-deoxycytidylyl-(3′→5′)-

Uridine, P-deoxyuridylyl-(3′→5′)-

(2R,3R,4S,5R)-2-[6-[[2,2-Bis(4-methoxyphenyl)ethyl]amino]-2-chloro-9H-purin-9-yl]-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-furandiol

(2R,3R,4S,5R)-2-[6-[[2,2-Bis(4-hydroxyphenyl)ethyl]amino]-2-chloro-9H-purin-9-yl]-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-furandiol

N-[(3R)-1-[6-[[2,2-Bis(4-hydroxyphenyl)ethyl]amino]-9-[(2R,3R,4S,5S)-5-(3-ethyl-5-isoxazolyl)tetrahydro-3,4-dihydroxy-2-furanyl]-9H-purin-2-yl]-3-pyrrolidinyl]-N′-(4-pyridinylmethyl)urea