benzyl (2R)-2-(2-(3,4-dimethoxyphenyl)-2-((methylsulfonyl)oxy)ethyl)piperidine-1-carboxylate

(6R)-N-[(2S)-2-[(Benzyloxy)methyl]pyrrolidino]-6-[(3,4-dimethoxybenzoyl)methyl]-2-piperidinone

1-N-Cbz-2-哌啶甲酸

D-哌啶-2-甲酸

(2R)-N-(Carbobenzyloxy)-2-[2(E)-(3,4-dimethoxyphenyl)ethenyl]piperidine