吡咯烷-1-硫代甲酰胺

6-Amino-3,4-dihydro-1'-[2-(benzofurazan-5-yl)ethyl]-spiro[(2H)-1-benzopyran-2,4'-piperidine]-4-one

2H-吡喃-2-酮

1-(2-溴苯基磺酰)吡咯啉

2-烯丙基环己酮