3-(1-boc-哌啶-4-甲基)哌啶-1-羧酸乙酯

1-N-BOC-4-哌啶丙酸

1-Boc-4-甲酰基-4-甲基哌啶

1-BOC-4-哌啶丙酸甲酯

tert-butyl 4-(2-amino-1-hydroxybutyl)piperidine-1-carboxylate