1-α-L-Arabinofuranosyl-2-bromo-5,6-dichloro-1H-benzimidazole

2-Bromo-5,6-dichloro-1-(2,3,5-tri-O-acetyl-α-L-arabinofuranosyl)-1H-benzimidazole

2,5,6-Trichloro-1-(2,3,5-tri-O-acetyl-β-D-lyxofuranosyl)-1H-benzimidazole

5,6-Dichloro-1-β-D-lyxofuranosyl-2-[(phenylmethyl)thio]-1H-benzimidazole

5,6-Dichloro-1,3-dihydro-1-β-D-lyxofuranosyl-2H-benzimidazole-2-thione

2-Bromo-5,6-dichloro-1-β-D-lyxofuranosyl-1H-benzimidazole

2,5,6-Trichloro-1-β-D-lyxofuranosyl-1H-benzimidazole

2,5,6-Trichloro-1-(3,5-di-O-benzoyl-β-L-lyxofuranosyl)-1H-benzimidazole

(2S,3S,5S,12R)-8,9-Dichloro-2,3-dihydro-12-hydroxy-2,5-methano-5H-[1,5,3]dioxazepino[3,2-a]benzimidazole-3-methanol

5,6-Dichloro-1-β-D-lyxofuranosyl-2-(methylthio)-1H-benzimidazole

2'-Deoxy-3',5'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-2'-fluoro-5-iodouridine

3-[2-(2,4-Difluorophenyl)ethyl]-5-iodouridine 5'-(tetrahydrogen triphosphate)

3-(2,2-Difluoro-2-phenylethyl)-5-iodouridine 5'-(tetrahydrogen triphosphate)

4-S-Hexyl-4-thiouridine 5'-(trihydrogen diphosphate)

N,N-Dimethylcytidine 5'-(trihydrogen diphosphate)

5-[(1E)-3-[(6-Amino-1-oxohexyl)amino]-1-propen-1-yl]-2'-deoxyuridine 5'-(tetrahydrogen triphosphate)

L-Alanine, N-(hydroxymercaptophosphinyl)-, 1-methylethyl ester, 3',5'-diester with (3'R)-3'-deoxy-3'-(hydroxymethyl)-3'-methylcytidine

5,6-Dichloro-1-[2-O-[(1,1-dimethylethyl)dimethylsilyl]-3-O-(hydroxyphosphinyl)-β-D-ribofuranosyl]-1H-benzimidazole

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribofuranosyl]-5,6-dichloro-1H-benzimidazole

N-Benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-3'-O-[(1S,3R,3aS)-3-cyclopentyltetrahydro-3-methyl-1H,3H-pyrrolo[1,2-c][1,3,2]oxazaphosphol-1-yl]-2'-O-methyladenosine