6-methoxyquinazolin-2-amine

2-amino-4-phenylindeno[1,2-d]pyrimidin-5-one

6-乙基-5-(4-硝基-苯基)-嘧啶-2,4-二胺

5-甲基-2,4,6-嘧啶三胺

2-amino-5-fluoro-6-(1,1,2,2,2-pentafluoroethyl)-1H-pyrimidin-4-one