Thymidine, thymidylyl-(3′→5′)-2′-deoxy-5-[2-[[2-(4-hydroxyphenyl)ethyl]amino]-2-oxoethyl]uridylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-5-[2-[[2-[bis(2-aminoethyl)amino]ethyl]amino]-2-oxoethyl]-2′-deoxyuridylyl-(3′→5′)-

Thymidine, thymidylyl-(3′→5′)-5-[2-(cyanomethoxy)-2-oxoethyl]-2′-deoxyuridylyl-(3′→5′)-thymidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxy-5-(2-methoxy-2-oxoethyl)uridylyl-(3′→5′)-

1-[2,3-Dideoxy-3-(trifluoromethyl)-β-D-threo-pentofuranosyl]-2,4(1H,3H)-pyrimidinedione

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′,3′-dideoxy-3′-(trifluoromethyl)-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-deoxy-3′-(difluoromethylene)-2′-O-[[2-(trimethylsilyl)ethoxy]methyl]-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-deoxy-3′-oxo-2′-O-[[2-(trimethylsilyl)ethoxy]methyl]-