N-[Bis[[(1,1-dimethylethoxy)carbonyl]amino]methylene]-β-alanine 1,1′-[2-[[[[[1-[5-deoxy-2,3-O-(1-methylethylidene)-β-D-lyxofuranosyl]-5-fluoro-1,2,3,4-tetrahydro-2-oxo-4-pyrimidinyl]amino]carbonyl]oxy]methyl]-1,2-ethanediyl] ester

Uridine, 2′-chloro-2′-deoxy-5,6-dihydro-5-hydroxy-, 5′-(2,2-dimethylpropanoate) 3′-(4-methylbenzenesulfonate)

Uridine, 2′-chloro-2′-deoxy-5,6-dihydro-5-hydroxy-, 5′-(2,2-dimethylpropanoate)

Uridine, 2′-chloro-2′-deoxy-5-methyl-, 3′,5′-bis(2,2-dimethylpropanoate)

Uridine, 2′-chloro-2′-deoxy-5,6-dihydro-5-hydroxy-, 3′,5′-bis(2,2-dimethylpropanoate)

(2R,3R,3aS,9aR)-2,3,3a,7,8,9a-Hexahydro-3,7-dihydroxy-2-(hydroxymethyl)-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-6-one

Adenosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-de(phosphinicooxy)thymidylyliminosulfonylimino-(3′→5′)-N-benzoyl-2′,5′-dideoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-de(phosphinicooxy)thymidylyliminosulfonylimino-(3′→5′)-5′-deoxy-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Adenosine, 3′-de(phosphinicooxy)thymidylyliminosulfonylimino-(3′→5′)-2′,5′-dideoxy-

Adenosine, 3′-amino-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′,3′-dideoxyadenylyl-(3′→5′)-N-benzoyl-2′-deoxy-, 3′-(hydrogen phosphonate)

Thymidine, 3′-amino-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-3′-deoxythymidylyl-(3′→5′)-, 3′-(hydrogen phosphonate)

Adenosine, 3′-amino-N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-2′,3′-dideoxyadenylyl-(3′→5′)-N-benzoyl-2′-deoxy-

Thymidine, 3′-amino-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(2-cyanoethyl)-3′-deoxythymidylyl-(3′→5′)-

Thymidine, 5′-(2-cyanoethyl phosphonate) 3′-(4-oxopentanoate)

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxy-P-[[3-(dimethylamino)propyl]amino]thymidylyl-(3′→5′)-3′-amino-3′-deoxy-

Thymidine, P-deoxy-P-[[3-(dimethylamino)propyl]amino]thymidylyl-(3′→5′)-3′-amino-3′-deoxy-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-deoxythymidylyl-(3′→5′)-3′-deoxy-3′-[(triphenylmethyl)amino]-

3′-Deoxy-3′-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]thymidine

Adenosine, uridylyl-(3′→5′)-uridylyl-(3′→5′)-uridylyl-(3′→5′)-cytidylyl-(3′→5′)-uridylyl-(3′→5′)-

Adenosine, N-[(1R)-1-(hydroxymethyl)-2-phenylethyl]-2-iodo-