2-Chloro-9-(2-deoxy-2-fluoro-4-thio-β-Darabinofuranosyl)-9H-purin-6-amine

Uridine,5'-O-[(1,1-dimethylethyl)dimethylsilyl]-2',3'-O-(1-methylethylidene)-4'-thio-

1-[3-Deoxy-4-thio-5-O-(triphenylmethyl)-β-Dthreo-pentofuranosyl]-2,4(1H,3H)-pyrimidinedione

Uridine,2'-deoxy-5-fluoro-4'-thio-,3'-[N-(2,2-dimethylpropyl)carbamate]

Uridine,2'-deoxy-5-fluoro-4'-thio-,3'-(N-cyclopentylcarbamate)

Uridine,5-bromo-4'-thio-,2',3',5'-triacetate

4'-C-Cyano-3',5'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-4'-thiothymidine

2',3',5'-Tris-O-(phenylmethyl)-4'-thiouridine

Uridine,2'-deoxy-5-fluoro-4'-thio-,3'-(N-cyclohexylcarbamate)

5-Bromo-2'-deoxy-3',5'-bis-O-(phenylmethyl)-4'-thiouridine

3',5'-Bis-O-[(1,1-dimethylethyl)dimethylsilyl]-4'-C-formyl-4'-thiothymidine

1-[2,3-Dideoxy-2-fluoro-4-thio-5-O-(triphenylmethyl)-beta-D-threo-pentofuranosyl]-2,4(1H,3H)-pyrimidinedione

3-[[1-[2-(Fluoro-F)ethyl]-1H-1,2,3-triazol-4-yl]methyl]-4'-thiothymidine

Thymidine,3'-O-[(1,1-dimethylethyl)dimethylsilyl]-4'-C-2-propen-1-yl-4'-thio-,5'-acetate

9H-Purine,6-chloro-9-[5-[[[(1,1-dimethylethyl)diphenylsilyl]oxy]methyl]tetrahydro-2-thienyl]-,(2R-cis)-

9H-Purine,6-chloro-9-[5-[[[(1,1-dimethylethyl)diphenylsilyl]oxy]methyl]tetrahydro-2-thienyl]-,(2S-trans)-

Uridine,2′-deoxy-3′,5′-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-4′-thio-

Thymidine,3′,5′-O-[bis(1,1-dimethylethyl)silylene]-4′-thio-

1,3,5-Triazin-2(1H)-one,4-amino-1-[2-deoxy-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-4-thio-beta-D-erythro-pentofuranosyl]-

1-[(2R,4S,5S)-5-(Acetyloxy)-5-[(acetyloxy)methyl]-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]tetrahydro-2-thienyl]-5-methyl-2,4(1H,3H)-pyrimidinedione