4-ethylidene-2-phenyl-1,3-oxazol-5-one

4-[(3,4-dimethoxyphenyl)methylidene]-2-phenyl-1,3-oxazol-5-one

4-(4-甲氧基亚苄基)-2-苯基-2-噁唑烷-5-酮

(4Z)-4-[(2-hydroxyphenyl)methylidene]-2-phenyl-1,3-oxazol-5-one

(4E)-4-[(3-氟苯基)亚甲基]-2-苯基-1,3-恶唑-5-酮