3,3,4-trimethylazetidin-2-one

3,3-二甲基-4-苯基-2-氮杂环丁酮

N-(dimethylaminomethylidene)formamide

2,2-bis-(4-methylphenyl)sulfonylethenamine

3-amino-2-(benzenesulfonyl)prop-2-enenitrile