N-BOC-4-(2-乙氧羰基乙酰基)哌啶

1-叔丁氧羰基-4-哌啶甲酰胺

N-Boc-4-氰基哌啶

N,N-二乙基哌啶-4-甲酰胺

tert-butyl 4-(2,2-dibromoethenyl)piperidine-1-carboxylate