2(1H)-Pyrimidinone, 4-amino-1-[4-C-azido-2,3-bis-O-(1-oxopentyl)-β-D-arabinofuranosyl]-

Adenosine, 2′-deoxy-5′-S-2-pyridinyl-5′-thio-

Guanosine, 5′-S-2-pyridinyl-5′-thio-

Thymidine, 5′-O-acetyl-P(O)-(2,5-dichlorophenyl)-P-thiothymidylyl-(3′→5′)--, 3′-acetate

Uridine, 5,6-dihydro-3-(trimethylsilyl)-2′,3′,5′-tris-O-(trimethylsilyl)-

Cytidine, 2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-

Cytidine, 2′-deoxyadenylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxy-

Cytidine, 2′-deoxy-P-thiocytidylyl-(3′→5′)-2′-deoxy-P-thioadenylyl-(3′→3′)-2′-deoxy-

Adenosine, 2′-deoxy-P-thiocytidylyl-(3′→5′)-2′-deoxy-N-(2′-deoxy-P-thio-3′-cytidylyl)-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P(O)-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)-P-thioguanylyloxy(2,2,2-trichloroethylidene)-(3′→5′)-, 3′-(4-oxopentanoate)

Thymidine, 5′-O-(2,2,2-trichloro-1-hydroxyethyl)-, 3′-(4-oxopentanoate)

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P(O)-(2-cyanoethyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)-P-thioguanylyloxy(2,2,2-trichloroethylidene)-(3′→5′)-

2′-Deoxy-P-thiocytidylyl-(3′→5′)-2′-deoxyadenosine

Adenosine, 3′,5′-bis-O-[bis(4-methoxyphenyl)phenylmethyl]-N-(11-carboxy-1-oxoundecyl)-2′-deoxy-

3′-Adenylic acid, guanylyl-(3′→5′)-guanylyl-(3′→5′)-cytidylyl-(3′→5′)-cytidylyl-(3′→5′)-N,1-(1,2-ethenediyl)

Adenosine, N-[3-(2,5-dihydroxy-3,4,6-trimethylphenyl)propyl]-

Thymidine, 3′-azido-3′-deoxy-, 5′-[4-(3-carboxy-1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-quinolinyl)-1-piperazineacetate]

Thymidine, 3′-azido-3′-deoxy-, 5′-[4-(3-carboxy-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-quinolinyl)-1-piperazineacetate]

Thymidine, 3′-azido-3′-deoxy-, 5′-[[2-(4-pyridinylcarbonyl)hydrazino]acetate]

Glycine, N-(pyrazinylcarbonyl)-, 5′-ester with 3′-azido-3′-deoxythymidine