Uridine, 3′-de(phosphinicooxy)uridylyl-1,2-ethanediyl(hydroxyimino)-(3′→5′)-5′-deoxy-

Uridine, 3′-de(phosphinicooxy)-2′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]uridylyl-1,2-ethanediyl(hydroxyimino)-(3′→5′)-5′-deoxy-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, 3′-de(phosphinicooxy)-2′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]uridylyl-1-ethanyl-2-ylidene(oxidonitrilo)-(3′→5′)-5′-deoxy-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-

Uridine, 5′-deoxy-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-(hydroxyamino)-

Uridine, 5′-deoxy-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-(hydroxyimino)-, (5′E)-

Thymidine, 5′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-(hydroxyamino)-

Thymidine, 5′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-5′-(hydroxyimino)-, (5′E)-

Uridine, 2′-deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-2′-(2-oxoethyl)-

2′-Deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-2′-(2-propenyl)uridine

Uridine, 3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-, 2′-(O-phenyl carbonothioate)

Uridine, 3′-deoxy-2′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-3′-(2-oxoethyl)-