4-(Methylsulfonyl)-7-β-D-ribofuranosyl-7H-pyrrolo[2,3-d]pyrimidine

4-(Methylthio)-7-α-D-ribofuranosyl-7H-pyrrolo[2,3-d]pyrimidine

7-[5-O-[(1,1-Dimethylethyl)dimethylsilyl]-2,3-O-(1-methylethylidene)-α-D-ribofuranosyl]-4-(methylthio)-7H-pyrrolo[2,3-d]pyrimidine

4-Chloro-7-[5-O-[(1,1-dimethylethyl)dimethylsilyl]-2,3-O-(1-methylethylidene)-α-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidine

7-[5-O-[(1,1-Dimethylethyl)dimethylsilyl]-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-4-(methylthio)-7H-pyrrolo[2,3-d]pyrimidine

N-[1-[2-O-Acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]benzamide

N-[1-[2-O-Acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]acetamide

N-[1-(2-O-Acetyl-β-D-arabinofuranosyl)-1,2-dihydro-2-oxo-4-pyrimidinyl]acetamide

2-(1-Octyn-1-yl)-9-L-ribofuranosyl-9H-purin-6-amine

Uridine, 5'-O-[bis(4-methoxyphenyl)phenylmethyl]-, 2'-[2-(azidomethyl)benzoate]

2'-O-(Azidomethyl)-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-N-(2-methyl-1-oxopropyl)guanosine

2'-O-(Azidomethyl)-N-benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]adenosine

2'-O-(Azidomethyl)-N-benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]cytidine

2'-O-(Azidomethyl)-5'-O-[bis(4-methoxyphenyl)phenylmethyl]uridine

Cytidine, N-(1-oxooctyl)-, 2',3',5'-tribenzoate

Cytidine, N-(2-ethyl-1-oxohexyl)-, 2',3',5'-tribenzoate

N-Cyclopropyl-2',3',5'-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-2-fluoroadenosine

2-Chloro-9-(2-deoxy-2-fluoro-4-C-methyl-α-D-arabinofuranosyl)-9H-purin-6-amine

2-Chloro-9-(2-deoxy-2-fluoro-4-C-methyl-α-D-arabinofuranosyl)-6-methoxy-9H-purine

9-(2-Deoxy-2-fluoro-4-C-methyl-α-D-arabinofuranosyl)-9H-purine-2,6-diamine