1-[5-O-[(1,1-Dimethylethyl)dimethylsilyl]-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-4-nitro-1H-benzimidazole

2'-C-Ethynyl-6-methylcytidine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-O-(2-hydroxyethyl)-5-methyluridine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-O-2-propen-1-yl-5-methyluridine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-O-[2-[(dimethylamino)oxy]ethyl]-5-methyluridine

2'-O-[2-[(Dimethylamino)oxy]ethyl]-5'-O-[(1,1-dimethylethyl)diphenylsilyl]-5-methyluridine

2-Benzimidazolemethanol, 1-D-ribofuranosyl-α-4-thiazolyl-, 2',3',5'-tribenzoate

2'-O-[2-[(1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl)oxy]ethyl]-5'-O-[(1,1-dimethylethyl)diphenylsilyl]-5-methyluridine

2-(1-Azetidinyl)-5,6-dichloro-1-(5-deoxy-β-D-ribofuranosyl)-1H-benzimidazole

2-Bromo-5,6-dichloro-1-(2,3-di-O-acetyl-5-deoxy-α-D-ribofuranosyl)-1H-benzimidazole

5'-O-[(1,1-Dimethylethyl)diphenylsilyl]-2'-O-(2-hydroxyethyl)-5-methyluridine

2-Bromo-5-chloro-1-(5-deoxy-β-D-ribofuranosyl)-1H-benzimidazole

2-Bromo-4,5,6-trichloro-1-(2,3-di-O-acetyl-5-deoxy-β-D-ribofuranosyl)-1H-benzimidazole

2,4,5,6-Tetrachloro-1-(2,3-di-O-acetyl-5-deoxy-β-D-ribofuranosyl)-1H-benzimidazole

5,6-Dichloro-1-(5-deoxy-β-D-ribofuranosyl)-2-(1-methylethoxy)-1H-benzimidazole

2,4-Dibromo-5,6-dichloro-1-(2,3-di-O-acetyl-5-deoxy-β-D-ribofuranosyl)-1H-benzimidazole

4-Bromo-2,5,6-trichloro-1-(2,3-di-O-acetyl-5-deoxy-β-D-ribofuranosyl)-1H-benzimidazole

1-(5-Deoxy-β-D-ribofuranosyl)-2-[(1-methylethyl)amino]-1H-benzimidazole-5-carbonitrile

1-(2,3-Di-O-acetyl-5-deoxy-β-D-ribofuranosyl)-2-[(1-methylethyl)amino]-1H-benzimidazole-6-carbonitrile

1-(2,3-Di-O-acetyl-5-deoxy-β-D-ribofuranosyl)-2-[(1-methylethyl)amino]-1H-benzimidazole-5-carbonitrile