6-Methoxy-9H-purine1074-89-1100 % similar Hypoxanthine68-94-053 % similar 6-Methylmercaptopurine50-66-849 % similar 6-Dmap938-55-649 % similar 6-Mercaptopurine50-44-248 % similar 6-Hydrazinyl-9H-purine5404-86-446 % similar 6-Mercaptopurine monohydrate6112-76-144 % similar 6-O-Methylguanine20535-83-543 % similar 4-Amino-5,6-dimethoxypyrimidine5018-45-139 % similar Purine120-73-034 % similar Xanthine69-89-634 % similar 2-Thioxanthine2487-40-333 % similar 5-Methoxybenzimidazole4887-80-333 % similar 6-Methoxy-4-pyrimidinamine696-45-732 % similar 2-Methoxy-3-methylpyrazine2847-30-532 % similar 6-Chloro-5-methoxy-4-pyrimidinamine5018-41-732 % similar Azathioprine446-86-631 % similar 4,6-Dichloro-5-methoxypyrimidine5018-38-231 % similar 3,9-Dihydro-1H-purine-2,6-dithione5437-25-231 % similar N2-Acetylguanine19962-37-930 % similar