1,2,5-triphenylpyrazolidin-3-one

1,2-二苯基-4-[2-(苯硫酰)乙基]-3,5吡唑烷

1-羟基-2,2,5,5-四甲基-4-苯基-3-咪唑啉-3-氧化物

4-亚苄基-1,2-二苯基-吡唑烷-3,5-二酮

(6Z)-6-(phenylhydrazinylidene)cyclohexa-2,4-dien-1-one