5-氯-2,4-二氨基喹唑啉

3,5-dihydrazinyl-1,2,4-triazol-4-amine

2-[2-Amino-5-(1-isopropyl-1H-indol-5-yl)-4-pyrimidinyl]phenol

2-氨基-5-乙氧羰基-4-羟基嘧啶

2-氨基-6-溴喹唑啉