p. 800 - 802
(1984)2,6-dibromo-9-(2-deoxy-3,5-di-p-toluoyl-β-D-ribofuranosyl)purine
2,6-dibromo-9-(2-deoxy-3,5-di-p-toluyl-α-D-ribofuranosyl)purine
2,6-dibromo-9-(3-O-acetyl-5-O-benzoyl-2-deoxy-2-fluoro-β-D-arabinofuranosyl)-9H-purine
2,6-dibromo-9-(3-O-acetyl-5-O-benzoyl-2-deoxy-2-fluoro-α-D-arabinofuranosyl)-9H-purine
2-bromo-6-thiopurine