Thymidine, [P(S)]-P(S)-(2-mercaptoethyl)-P-thiothymidylyl-(3′→5′)-

Thymidine, [P(R)]-P(S)-(2-mercaptoethyl)-P-thiothymidylyl-(3′→5′)-

[P(S)]-P(S)-[(Acetyloxy)methyl]-P-thiothymidylyl-(3′→5′)-thymidine

[P(R)]-P(S)-[(Acetyloxy)methyl]-P-thiothymidylyl-(3′→5′)-thymidine

[1,3,5]Triazino[1,2-a]purin-10(3H)-one, 7-butyl-3-(2-deoxy-β-D-erythro-pentofuranosyl)-5,6,7,8-tetrahydro-

[1,3,5]Triazino[1,2-a]purin-10(3H)-one, 3-(2-deoxy-β-D-erythro-pentofuranosyl)-5,6,7,8-tetrahydro-7-phenyl-

Cytidine, 2′-deoxy-N-(2-methyl-1-oxopropyl)-5′-O-phosphonoguanylyl-(3′→5′)-2′-deoxy-N-(4-methoxybenzoyl)-, 3′-acetate

Guanosine, 2′-deoxy-N-(4-methoxybenzoyl)-5′-O-phosphonocytidylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(2-methylpropanoate)

Adenosine, 2′-deoxy-N-(4-methoxybenzoyl)-5′-O-phosphonocytidylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 3′-acetate

Guanosine, 2′-O-phosphorylguanylyl-(5′→2′)-guanylyl-(5′→2′)-

Isobarbituric acid, 1-(2-deoxy-β-D-erythro-pentofuranosyl)-, 3′,5′-di-p-toluate

Guanylyl-(3′→5′)-guanylyl-(3′→5′)-guanylyl-(3′→5′)-uridine

3′-Cytidylic acid, 2′-O-methylcytidylyl-(3′→5′)-guanylyl-(3′→5′)-guanylyl-(3′→5′)-adenylyl-(3′→5′)-

Thymidine, P(O)-[3,5-dideoxy-3-C-methyl-5-[(1-methylethyl)amino]-1,2-O-(1-methylethylidene)-α-D-xylofuranos-3-yl]-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-P-thiothymidylyl-(3′→5′)-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Thymidine, 5′-O-[(1,1-dimethylethyl)dimethylsilyl]-3′-O-[(2R,4aR,5aR,8aR,8bS)-hexahydro-7,7,8b-trimethyl-3-(1-methylethyl)-2H-[1,3]dioxolo[4,5]furo[2,3-e]-1,3,2-oxazaphosphorin-2-yl]-

Thymidine, 3′-O-[(2R,4aR,5aR,8aR,8bS)-8b-(cyanomethyl)hexahydro-7,7-dimethyl-3-(1-methylethyl)-2H-[1,3]dioxolo[4,5]furo[2,3-e]-1,3,2-oxazaphosphorin-2-yl]-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Thymidine, [P(S)]-P(O)-[3,5-dideoxy-5-[(1-methylethyl)amino]-1,2-O-(1-methylethylidene)-α-D-xylofuranos-3-yl]-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-P-thiothymidylyl-(3′→5′)-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Thymidine, [P(R)]-P-deoxo-P(O)-[3,5-dideoxy-5-[(1-methylethyl)amino]-1,2-O-(1-methylethylidene)-α-D-xylofuranos-3-yl]-5′-O-[(1,1-dimethylethyl)dimethylsilyl]thymidylyl-(3′→5′)-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Adenosine, 2′-deoxy-N,1-(1,2-ethenediyl)adenylyl-(3′→5′)-2′-deoxy-N,1-(1,2-ethenediyl)adenylyl-(3′→5′)-2′-deoxy-N,1-(1,2-ethenediyl)adenylyl-(3′→5′)-2′-deoxy-N,1-(1,2-ethenediyl)adenylyl-(3′→5′)-2′-deoxy-N,1-(1,2-ethenediyl)-

Adenosine, 2′-deoxy-N,1-(1,2-ethenediyl)adenylyl-(3′→5′)-2′-deoxy-N,1-(1,2-ethenediyl)adenylyl-(3′→5′)-2′-deoxy-N,1-(1,2-ethenediyl)adenylyl-(3′→5′)-2′-deoxy-N,1-(1,2-ethenediyl)adenylyl-(3′→5′)-2′-deoxy-N,1-(1,2-ethenediyl)adenylyl-(3′→5′)-2′-deoxy-N,1-(1,2-ethenediyl)-