4-(2-hydroxyethyl)-1-phenylpyrazolidin-3-one

2-acetyl-1-phenylpyrazolidin-3-one

2-phenyl-5-(3,4,5-trimethoxyphenyl)-3,4-dihydropyrazole

5-chloro-2-phenyl-3,4-dihydropyrazole

2-苯基-4-苯基乙酰氨-3-吡唑烷-5酮