methyl 4-[N-[(tert-butyloxy)carbonyl]piperidin-4-yl]butanoate

三乙基4-膦酰巴豆酸酯

N-叔丁氧羰基-4-哌啶酮

4-(3-ethoxycarbonyl-propyl)-piperidine-1-carboxylic acid tert-butyl ester

4-乙烯基吡啶