Guanosine, 8-bromo-N-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-

5′-Guanylic acid, 8-bromo-2′-O-methyl-, bis[2-[(2,2-dimethyl-1-oxopropyl)thio]ethyl] ester

5′-Guanylic acid, N-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-, bis[2-[(2,2-dimethyl-1-oxopropyl)thio]ethyl] ester

Guanosine, N-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-

5′-Guanylic acid, N-[(4-methoxyphenyl)diphenylmethyl]-2′-O-methyl-, bis[2-(acetylthio)ethyl] ester

5′-Guanylic acid, 2′-O-methyl-, bis[2-(acetylthio)ethyl] ester

7-(2-O-Acetyl-5-O-benzoyl-3-deoxy-3-methyl-β-D-ribofuranosyl)-4-amino-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile

7-(2-O-Acetyl-5-O-benzoyl-3-deoxy-3-methyl-β-D-ribofuranosyl)-4-amino-6-bromo-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile

4-Chloro-5-ethyl-7-(2-O-methyl-β-D-ribofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-2-amine

4H-Pyrrolo[2,3-d]pyrimidine-4-thione, 2-amino-1,7-dihydro-7-(2-O-methyl-β-D-ribofuranosyl)-

Methyl 1-[2-O-acetyl-3-deoxy-5-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-5-(cyanomethyl)-1H-imidazole-4-carboxylate

2-Amino-7-(3-deoxy-3-fluoro-β-D-ribofuranosyl)-3,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one

4-Chloro-7-[3-deoxy-3-fluoro-5-O-(4-methylbenzoyl)-2-O-(phenylmethyl)-β-D-ribofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-2-amine

7-β-D-Arabinofuranosyl-4-chloro-5-methyl-7H-pyrrolo[2,3-d]pyrimidin-2-amine

4-Chloro-5-methyl-7-[2,3,5-tris-O-(phenylmethyl)-β-D-arabinofuranosyl]-7H-pyrrolo[2,3-d]pyrimidin-2-amine

4H-Pyrrolo[2,3-d]pyrimidin-4-one, 2-amino-7-β-D-arabinofuranosyl-1,7-dihydro-5-methyl-

1H-Pyrrolo[2,3-d]pyrimidine-5-carbonitrile, 2-amino-7-β-D-arabinofuranosyl-4,7-dihydro-4-oxo-

4-Chloro-5-methyl-7-(2-O-methyl-β-D-ribofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-2-amine

2-Amino-3,7-dihydro-5-methyl-7-(2-O-methyl-β-D-ribofuranosyl)-4H-pyrrolo[2,3-d]pyrimidin-4-one

2-Amino-4-chloro-7-(2-O-methyl-β-D-ribofuranosyl)-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile