6-Methoxy-9H-purine1074-89-1100 % similar Hypoxanthine68-94-053 % similar 6-Methylmercaptopurine50-66-849 % similar 6-Dimethylaminopurine938-55-649 % similar 6-Mercaptopurine50-44-248 % similar 6-Hydrazinyl-9H-purine5404-86-446 % similar 6-Mercaptopurine monohydrate6112-76-144 % similar O-(6)-Methylguanine20535-83-543 % similar 5,6-Dimethoxypyrimidin-4-amine5018-45-139 % similar 4,6-Dihydroxy-5-methoxypyrimidine5193-84-035 % similar 4,6-Dimethoxypyrimidine5270-94-034 % similar Purine120-73-034 % similar Xanthine69-89-634 % similar 5,6-Dimethoxybenzimidazole72721-02-934 % similar 7-Methoxy-6-azaindole160590-40-933 % similar 2-Thioxanthine2487-40-333 % similar 5-Methoxybenzimidazole4887-80-333 % similar 4-Methoxy-1H-pyrrolo[3,2-c]pyridine944900-76-933 % similar 6-Methoxy-4-pyrimidinamine696-45-732 % similar 2-Methoxy-3-methylpyrazine2847-30-532 % similar