bis(3,4-dihydro-4-oxo-2-quinazolinyl) sulphide

2-morpholin-4-yl-1H-quinazolin-4-one

[(4-羟基-2-喹唑啉基)硫基]乙酸

2-(乙硫基)喹唑啉-4(3H)-酮

2-溴-4(3H)-喹唑啉酮