1-(2,3,5-Tri-O-benzoyl-2-C-methyl-β-D-ribofuranosyl)-1H-imidazole-4,5-dicarbonitrile

4-Chloro-1-(2-C-methyl-β-D-ribofuranosyl)-1H-imidazo[4,5-d]pyridazine

1,5-Dihydro-1-(2-C-methyl-β-D-ribofuranosyl)-4H-imidazo[4,5-d]pyridazin-4-one

1-(2-C-Methyl-β-D-ribofuranosyl)-1H-imidazo[4,5-d]pyridazin-4-amine

4-Chloro-1-(2,3,5-tri-O-benzoyl-2-C-methyl-β-D-ribofuranosyl)-1H-imidazo[4,5-d]pyridazine

1,5-Dihydro-1-(2,3,5-tri-O-benzoyl-2-C-methyl-β-D-ribofuranosyl)-4H-imidazo[4,5-d]pyridazin-4-one

4-Chloro-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-imidazo[4,5-d]pyridazine

7-(2-C-Methyl-β-D-ribofuranosyl)-7H-imidazo[4,5-d]-1,2,3-triazin-4-amine

5-Amino-1-(2-C-methyl-β-D-ribofuranosyl)-1H-imidazole-4-carboximidamide

1-[5-Amino-1-(2-C-methyl-β-D-ribofuranosyl)-1H-imidazol-4-yl]-N-(phenylmethoxy)methanediamine

N-[4-[Amino[(phenylmethoxy)amino]methyl]-1-(2-C-methyl-β-D-ribofuranosyl)-1H-imidazol-5-yl]formamide

Adenosine, 2′-C-methyl-, 1-oxide

4-(Methylthio)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-1H-imidazo[4,5-d]pyridazine

β-D-Glucopyranosiduronic acid, 4-[[[[[9-(3,5-di-O-acetyl-2-deoxy-β-D-erythro-pentofuranosyl)-6-(phenylmethoxy)-9H-purin-2-yl]amino]carbonyl]oxy]methyl]-2-nitrophenyl, methyl ester, 2,3,4-triacetate

4(1H)-Pyrimidinone, 5-(1-β-D-ribofuranosyl-1H-imidazol-4-yl)-

5-(1-β-D-Ribofuranosyl-1H-imidazol-4-yl)-4-pyrimidinamine

Guanosine, 2′,3′,5′-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-4,5-epidioxy-4,5,7,8-tetrahydro-8-oxo-

7-Amino-1-[2,3,5-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribofuranosyl]-1,3,6,8-tetraazaspiro[4.4]non-6-ene-2,4,9-trione

Guanosine, 1,6-didehydro-2′,3′,5′-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-5,6,7,8-tetrahydro-5-hydroxy-8-oxo-

Guanosine, 2′,3′,5′-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-4,8-dihydro-4-hydroxy-8-oxo-