N-乙基-1-吡咯烷硫代甲酰胺

2-氯-5-(吡咯烷-1-羰基)吡啶

2-氯-5-(吡咯烷-1-磺酰基)-吡啶

1-(1,3-苯并二氧戊环-5-基羰基)-吡咯烷

1-(4-吡咯烷-1-基丁-2-炔基)吡咯烷-2,5-二酮