3-(4-溴苯基)-2H-1,4-苯并噁嗪

2-肼基-1,3-苯并噁唑

6-[(2-hydroxyanilino)methylidene]-4-methylcyclohexa-2,4-dien-1-one

N,N-二甲基苯并恶唑-2-胺

3-(1,3-benzoxazol-2-yl)chromen-2-one