3-甲基喹唑啉-2,4(1h,3h)-二酮

吴茱萸次碱

methyl 2-[(cyanocarbothioyl)amino]benzoate

2-cyano-3-[2-(indol-3-yl)ethyl]-4(3H)-quinazolin-4-one

3-甲基喹唑啉-4-酮