[3,4,6-Tris(acetyloxy)-5-hydroxyoxan-2-yl]methyl acetate

1-((2R,3R,4R,5R)-5-((Bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-4-hydroxy-3-methoxytetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione

2'-C-ethynyluridine

1,2-Di-O-acetyl-5-benzoyl-3-O-Methyl-beta-D-ribofuranose

1,2-O-Isopropylidene-alpha-D-glucofuranose

1,2-O-Isopropylidene-3-benzyloxy-D-allofuranose

1-(2-Deoxy-2-fluoro-b-D-arabinofuranosyl)uracil

1,3-Bis(4-hydroxyphenyl)adamantane

1-O-Acetyl-2,3,5-tri-O-benzoyl-beta-D-ribofuranose

1-Methylpseudouridine

1-Methylguanosine

1-Methylinosine

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-2-fluoro-beta-D-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-O-Acetyl-3,5-di-O-benzoyl-2-deoxy-2-fluoro-2-methyl-D-ribofuranose

a-Vidarabine

2-(Acetylamino)-2-deoxy-6-O-[(1,1-dimethylethyl)diphenylsilyl]-1,3:4,5-bis-O-(1-methylethylidene)-D-mannitol

2,2'-Anhydrouridine

2',2'-Difluorodeoxyuridine

2',3',5'-Tri-O-acetyladenosine

2',2'-Difluoro-2'-deoxyuridine 3',5'-Dibenzoate