Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-de(phosphinicooxy)thymidylylimino(3,4-dioxo-1-cyclobutene-1,2-diyl)imino-(3′→5′)-5′-deoxy-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-deoxy-3′-[(2-ethoxy-3,4-dioxo-1-cyclobuten-1-yl)amino]-

Thymidine, 5′-O-[9-(4-methyl-3-nitrophenyl)-9H-thioxanthen-9-yl]-

Thymidine, 5′-O-[3-methoxy-9-(4-methoxyphenyl)-9H-thioxanthen-9-yl]-

Thymidine, 5′-O-(2,7-dibromo-9-phenyl-9H-thioxanthen-9-yl)-

Thymidine, 5′-O-(3-methoxy-9-phenyl-9H-thioxanthen-9-yl)-

Thymidine, 5′-O-[9-(3-methoxyphenyl)-9H-thioxanthen-9-yl]-

Thymidine, 5′-O-[9-(3-methyl-4-nitrophenyl)-9H-thioxanthen-9-yl]-

Thymidine, 5′-O-[9-(4-fluorophenyl)-9H-thioxanthen-9-yl]-

Thymidine, 5′-O-[9-(3,4-dimethoxyphenyl)-9H-thioxanthen-9-yl]-

Thymidine, 5′-O-[9-(4-methylphenyl)-9H-thioxanthen-9-yl]-

Thymidine, 5′-O-[9-(3,5-dimethoxyphenyl)-9H-thioxanthen-9-yl]-

Thymidine, 5′-O-[9-(4-methoxyphenyl)-9H-thioxanthen-9-yl]-

1-[(5S)-5-Ethoxytetrahydro-5-[(phenylmethoxy)methyl]-2-furanyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

Thymidine, 2′,5′-dideoxy-5′-iodoguanylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 2′,5′-dideoxy-5′-iodoadenylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 2′,5′-dideoxy-5′-iodocytidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Thymidine, 5′-deoxy-5′-iodothymidylyl-(3′→5′)-thymidylyl-(3′→5′)-

Octanamide, N-[1,2-dihydro-2-oxo-1-(3,5-O-phosphinico-β-D-arabinofuranosyl)-4-pyrimidinyl]-

Adenosine, 5′,5′′′-[O,O′-(1,2-dicarboxy-1,2-ethanediyl) bis(hydrogen phosphorothioate)]