2-Methyl-2-propanyl 2-[methoxy(methyl)carbamoyl]-1-piperidinecarb oxylate

N-叔丁氧羰基-D-2-哌啶甲酰胺

(R)-2-甲酰基-1-哌啶甲酸叔丁酯

(R)-N-Boc-2-哌啶甲醇

R-甲基 1-boc-哌啶-2-羧酸