(6-morpholin-4-yl-7H-purin-2-yl)hydrazine

4-(2-piperidin-1-yl-7H-purin-6-yl)morpholine

9-benzylpurine-2,6-diamine

2-chloro-9-(oxan-2-yl)purin-6-amine

2-氯-6-(4-苯基-1-哌嗪)-9h-嘌呤