1-哌啶基[(2S)-2-吡咯烷基]甲酮

(5S)-5-[(piperidin-1-yl)carbonyl]pyrrolidin-2-one

(S)-N-(p-toluenesulphonyl)-2-(piperidinomethyl) pyrrolidine

(S)-benzyl 2-(piperidine-1-carbonyl)pyrrolidine-1-carboxylate

哌啶