5′-Guanylic acid, 2′-deoxy-N-(2-methyl-1-oxopropyl)-, 4-chlorophenyl 2-[2-[[(2S)-3-(1H-indol-3-yl)-1-oxo-2-[(2,2,2-trifluoroacetyl)amino]propyl]amino]ethoxy]ethyl ester, 3′-(4-oxopentanoate)

5′-Guanylic acid, 2′-deoxy-N-(2-methyl-1-oxopropyl)-, 4-chlorophenyl 2-[2-[[(4-methoxyphenyl)diphenylmethyl]amino]ethoxy]ethyl ester, 3′-(4-oxopentanoate)

Thymidine, 3′-azido-P,3′-dideoxy-P-[(octyloxy)carbonyl]thymidylyl-(5′→5′)-3′-azido-3′-deoxy-

Thymidine, 3′-azido-P,3′-dideoxy-P-[[2-[(2,2-dimethyl-1-oxopropyl)thio]ethoxy]carbonyl]thymidylyl-(5′→5′)-3′-azido-3′-deoxy-

10-(2-Deoxy-β-D-erythro-pentofuranosyl)-8-methylpyrimido[1,6-a]perimidin-11(10H)-one

1-[5-O-[Hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-L-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedithione

3,4-Dihydro-1-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-L-arabinofuranosyl]-5-methyl-4-thioxo-2(1H)-pyrimidinone

2,3-Dihydro-1-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-L-arabinofuranosyl]-5-methyl-2-thioxo-4(1H)-pyrimidinone

1-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-2-methyl-β-L-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedithione

1-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-2-methyl-β-L-arabinofuranosyl]-3,4-dihydro-5-methyl-4-thioxo-2(1H)-pyrimidinone

1-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-2-methyl-β-L-arabinofuranosyl]-2,3-dihydro-5-methyl-2-thioxo-4(1H)-pyrimidinone

1-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-2-methyl-β-L-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2-Cyano-2-deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-L-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedithione

1-[2-Cyano-2-deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-L-arabinofuranosyl]-3,4-dihydro-5-methyl-4-thioxo-2(1H)-pyrimidinone

1-[2-Cyano-2-deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-L-arabinofuranosyl]-2,3-dihydro-5-methyl-2-thioxo-4(1H)-pyrimidinone

1-[2-Cyano-2-deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-L-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[2-Chloro-2-deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-L-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedithione

1-[2-Chloro-2-deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-L-arabinofuranosyl]-3,4-dihydro-5-methyl-4-thioxo-2(1H)-pyrimidinone

1-[2-Chloro-2-deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-L-arabinofuranosyl]-2,3-dihydro-5-methyl-2-thioxo-4(1H)-pyrimidinone

1-[2-Chloro-2-deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-L-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione