[1,3]benzoxazolo[2,3-b]quinazolin-12-one

N-(2-hydroxy-4-nitrophenyl)formamide

N-(2-hydroxy-5-nitrophenyl)formamide

2-(2-溴苯基)-1,3-苯并恶唑

2-(2-phenylethoxy)-1,3-benzoxazole