4-chloro-3-phenyl-2H-1,2-oxazol-5-one

8-methyl-4-phenyl-1,3-dihydro-1,5-benzodiazepin-2-one

2,5-二苯基吡嗪

4-苯甲酰基-3-苯基-5-异噁唑酮

2-phenyl-1-azirene