5-Bromo-1-(2-deoxy-2-fluoro-5-O-phosphono-β-D-arabinofuranosyl)-2,4(1H,3H)-pyrimidinedione

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-1,3-dihydro-6-phenyl-2H-pyrrolo[2,3-d]pyrimidin-2-one

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-1,3-dihydro-6-phenyl-2H-pyrrolo[2,3-d]pyrimidin-2-one

3-(2,5-Dichloro-4-hydroxy-3,6-dioxo-1,4-cyclohexadien-1-yl)thymidine

6,7,9-Trichloro-3-(2-deoxy-β-D-erythro-pentofuranosyl)-3,4-dihydro-8-hydroxy-11H-benzimidazo[1,2-a]purin-11-one

3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]-6-phenylfuro[2,3-d]pyrimidin-2(3H)-one

7,8-Dichloro-3-(2-deoxy-β-D-erythro-pentofuranosyl)-3,4-dihydro-6,9-dihydroxy-11H-benzimidazo[1,2-a]purin-11-one

2′-Deoxy-N-(2,5-dichloro-4-hydroxy-3,6-dioxo-1,4-cyclohexadien-1-yl)cytidine

5′-Deoxy-5′-[(2-ethoxy-2-oxoethyl)[(4-nitrophenyl)sulfonyl]amino]-2′,3′-O-(1-methylethylidene)adenosine

2′-Deoxy-N-(2,4,5-trichloro-3,6-dioxo-1,4-cyclohexadien-1-yl)cytidine

5′-Deoxy-8-[[4-[[2-(diphenylphosphinyl)-4-[21-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1,17-dioxo-6,9,12-trioxa-2,16-diazaheneicos-1-yl]benzoyl]amino]butyl]amino]-5′-[[2-[(9-β-D-ribofuranosyl-9H-purin-6-yl)amino]ethyl]amino]adenosine

2′-Deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidine

5′-Deoxy-8-[[[2-(diphenylphosphinyl)-4-[21-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1,17-dioxo-6,9,12-trioxa-2,16-diazaheneicos-1-yl]phenyl]methoxymethylene]amino]-5′-[[2-[(9-β-D-ribofuranosyl-9H-purin-6-yl)amino]ethyl]amino]adenosine

5′-Deoxy-8-[[[2-(diphenylphosphinyl)phenyl][[5-[[5-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-1-oxopentyl]amino]pentyl]oxy]methylene]amino]-5′-[[2-[(9-β-D-ribofuranosyl-9H-purin-6-yl)amino]ethyl]amino]adenosine

Thymidine, 5′-S-[(1S,2S)-2-hydroxycyclohexyl]-5′-thio-, 3′-acetate

N-Acetyl-S-(3′-O-acetyl-5′-deoxythymidin-5′-yl)cysteine

5-Methyl-1-[(3aR,5R,6aR)-tetrahydro-3H-1,2-diselenolo[4,3-b]furan-5-yl]-2,4(1H,3H)-pyrimidinedione

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

5′,5′′′-Dithiobis[5′-deoxy-2′,3′-O-(1-methylethylidene)uridine]

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