2-氯-6-羟基-7-甲基嘌呤

thiourea

7-methyl-2,6-bis(1-methyl-4-nitroimidazolyl-5-ylthio)purine

2-chloro-6-methoxy-7-methylpurine

5-amino-3-methyl-3H-imidazole-4-carboxylic acid amide, hydrochloride