2-bromo-5,6-dichloro-1-(2-deoxy-3,5-di-O-acetyl-2-fluoro-β-D-ribofuranosyl)benzimidazole

Acetic acid (2R,3R,4R,5R)-2-acetoxymethyl-4-fluoro-5-[4-(3-nitro-[1,2,4]triazol-1-yl)-2-oxo-2H-pyrimidin-1-yl]-tetrahydro-furan-3-yl ester

5-(5-hydroxylpent-1(E)-enyl)-1-(3,5-diacetyl-2-fluoro-2-deoxy-1-β-D-ribofuranosyl)uracil

5-{[2-(4-methoxybenzylsulfanyl)ethyl]{2-[2-(4-methoxybenzylsulfanyl)ethylamino]ethyl}amino}pent-4(E)-enyl-1-(3,5-diacetyl-2-fluoro-2-deoxy-1-β-D-ribofuranosyl)uracil

N4-benzoyl-5'-O-(4,4'-dimethoxytrityl)-2'-fluoro-2'-deoxycytidine