Uridine, 2′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-, 3′-(hydrogen phosphonothioate)

P,P-Dithiouridylyl-(3′→3′)-uridine

N-[(2,4-Dimethoxyphenyl)methyl]-1-β-D-ribofuranosyl-1H-imidazo[2,1-b]purin-4-amine

6-(Methylamino)-2-phenyl-1-β-D-ribofuranosylimidazo[4,5-e][1,3]diazepine-4,8(1H,7H)-dione

N-[(2,4-Dimethoxyphenyl)methyl]-1-[5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-ribofuranosyl]-1H-imidazo[2,1-b]purin-4-amine

9-(Methylthio)-3-β-D-ribofuranosyl-3H-imidazo[1,2-a]purine

6-Amino-2-(4-fluorophenyl)-1-β-D-ribofuranosylimidazo[4,5-e][1,3]diazepine-4,8(1H,7H)-dione

4,5-Dimethyl 2-(4-methylphenyl)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-imidazole-4,5-dicarboxylate

4,5-Dibutyl 1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-2-[4-(trifluoromethyl)phenyl]-1H-imidazole-4,5-dicarboxylate

4,5-Dimethyl 2-(2-thienyl)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-imidazole-4,5-dicarboxylate

4,5-Dimethyl 1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-2-[4-(trifluoromethyl)phenyl]-1H-imidazole-4,5-dicarboxylate

4,5-Dimethyl 2-(3-nitrophenyl)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-imidazole-4,5-dicarboxylate

4,5-Dimethyl 2-[4-(1,1-dimethylethyl)phenyl]-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-imidazole-4,5-dicarboxylate

4,5-Dimethyl 2-[1,1′-biphenyl]-4-yl-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-imidazole-4,5-dicarboxylate

4,5-Dibutyl 2-(4-fluorophenyl)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-imidazole-4,5-dicarboxylate

4,5-Dibutyl 2-phenyl-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-imidazole-4,5-dicarboxylate

4,5-Dibutyl 2-(3-methoxyphenyl)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-imidazole-4,5-dicarboxylate

6-Amino-2-(4-methoxyphenyl)-1-β-D-ribofuranosylimidazo[4,5-e][1,3]diazepine-4,8(1H,7H)-dione

4,5-Dibutyl 2-bromo-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-imidazole-4,5-dicarboxylate

4,5-Dimethyl 1-(2-deoxy-β-D-erythro-pentofuranosyl)-2-phenyl-1H-imidazole-4,5-dicarboxylate