2,5,7-Trichloro-1-β-D-ribofuranosyl-1H-benzimidazole

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

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

1-β-D-Arabinofuranosyl-2,5,6-trichloro-1H-benzimidazole

2,4-Dichloro-6-(trifluoromethyl)-1-[2,3,5-tris-O-(phenylmethyl)-α-D-ribofuranosyl]-1H-benzimidazole

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

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

8-Bromo-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-N-[(dimethylamino)methylene]-2'-O-methyladenosine

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

5'-Deoxy-2'-C-ethynyl-5'-iodouridine

[P(S)]-P-Methylthymidylyl-(3'→5')-2'-deoxy-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-N,5-dimethylcytidine

2'-Deoxy-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-N,5-dimethylcytidine

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

2'-C-Ethynyl-4-O-methyluridine

4'-C-Azido-5'-deoxy-2'-C-ethynyl-5'-iodouridine

(5S,6S)-[5,5'':6,6''-Dicyclo]-(5S,6S)-5,6-dihydro-P-methylthymidylyl-(3'→5')-2'-deoxy-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-5,6-dihydro-N,5-dimethylcytidine

(5S,6S)-[5,5'':6,6''-Dicyclo]-(5R,6R)-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-5,6-dihydro-P-methylthymidylyl-(3'→5')-2'-deoxy-5,6-dihydro-N,5-dimethylcytidine

(5S,6S)-[5,5'':6,6''-Dicyclo]-(5R,6R)-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-5,6-dihydro-P-methylthymidylyl-(3'→5')-2'-deoxy-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-5,6-dihydro-N,5-dimethylcytidine

(5S,6S)-[5,5'':6,6''-Dicyclo]-[P(S),5R,6R]-5,6-dihydro-P-methylthymidylyl-(3'→5')-2'-deoxy-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-5,6-dihydro-N,5-dimethylcytidine

[P(R)]-P-Methylthymidylyl-(3'→5')-2'-deoxy-3'-O-[(1,1-dimethylethyl)dimethylsilyl]-N,5-dimethylcytidine