1-methyl-3-phenylimidazolidine-2,4-dione

N-甲基-2-吗啉酮

2-(Methylamino)acetohydrazide (non-preferred name)

3-乙基-1-甲基-2-硫代-4-咪唑烷酮

N-(4-((4-氯苯甲酰基)(2,6-二甲基苯基)氨基)-1-氧代丁基)-N-甲基-甘氨酸