1,4-dihydropyrazolo[5,1-b]quinazoline-2,9-dione

1-phenyl-3H-imidazo[2,1-b]quinazoline-2,5-dione

3-(4-methoxyphenyl)-2-phenylquinazolin-4-one

methyl 2-[(3-methoxy-3-oxopropyl)amino]benzoate

2-(2-(对甲苯磺酰基氨基)苯基)-4H-3,1-苯并恶嗪-4-酮