Thymidine, P-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-, 3′-[4-[[3,4,5-tris(octadecyloxy)phenyl]methyl] butanedioate]

Thymidine, N-benzoyl-P-(2-cyanoethyl)-2′-O-methyladenylyl-(3′→5′)-, 3′-[4-[4-[3,4,5-tris(octadecyloxy)benzoyl]-1-piperazinyl]butanoate]

Thymidine, P(O)-(2-cyanoethyl)-P-thiothymidylyl-(3′→5′)-, 3′-[4-[[3,4,5-tris(octadecyloxy)phenyl]methyl] butanedioate]

Uridine, P(O)-(2-cyanoethyl)-2′-O-methyl-P-thiouridylyl-(3′→5′)-2′-O-methyl-, 3′-[4-[[3,4,5-tris(octadecyloxy)phenyl]methyl] butanedioate]

Uridine, 2′-O-methyl-, 3′-[4-[[3,4,5-tris(octadecyloxy)phenyl]methyl] butanedioate]

7-[5-O-(2-Amino-7-quinolinyl)-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-4-chloro-7H-pyrrolo[2,3-d]pyrimidine

1-[(2R,4aR,6R,7aR)-Hexahydro-2-oxido-2-phenoxy-2H-furo[2,3-e]-1,3,2-oxazaphosphorin-6-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(2S,4aR,6R,7aR)-Hexahydro-2-oxido-2-phenoxy-2H-furo[2,3-e]-1,3,2-oxazaphosphorin-6-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

Thymidine, 5′-deoxy-5′-[(diphenoxyphosphinyl)amino]-3-[(4-methoxyphenyl)methyl]-

Thymidine, 5′-azido-5′-deoxy-3-[(4-methoxyphenyl)methyl]-

Phosphoramidic acid, [[(2R,3R,3aS,9aR)-2,3,3a,9a-tetrahydro-3-hydroxy-7-methyl-6-oxo-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-2-yl]methyl]-, diphenyl ester

Thymidine, 3′-deoxy-3′-[(diphenoxyphosphinyl)amino]-

N-Acetyl-N-[(1,1-dimethylethoxy)carbonyl]-S-[(4-methoxyphenyl)diphenylmethyl]-L-cysteinyl-[P(S),2′R]-2′-deoxy-2′-fluoro-2′-methyl-P-phenyl-5′-uridylyl-L-alanine 1-methylethyl ester

N-Acetyl-N-[(1,1-dimethylethoxy)carbonyl]-S-[(4-methoxyphenyl)diphenylmethyl]-D-cysteinyl-[P(S),2′R]-2′-deoxy-2′-fluoro-2′-methyl-P-phenyl-5′-uridylyl-L-alanine 1-methylethyl ester

N-Acetyl-N-[(1,1-dimethylethoxy)carbonyl]-S-[(4-methoxyphenyl)diphenylmethyl]-L-cysteinyl-[P(S),2′R]-2′-deoxy-2′-fluoro-2′-methyl-P-phenyl-5′-uridylyl-L-alanine 1-methylethyl ester

N-Acetyl-N-[(1,1-dimethylethoxy)carbonyl]-S-(triphenylmethyl)cysteinyl-[P(S),2′R]-2′-deoxy-2′-fluoro-2′-methyl-P-phenyl-5′-uridylyl-L-alanine 1-methylethyl ester