(S)-6-acetoxy-2-(benzyloxycarbonyl)aminohexanoic acid

[(S)-1-(2,6-Dimethyl-phenylcarbamoyl)-5-hydroxy-pentyl]-carbamic acid benzyl ester

(S)-1-Boc-哌啶-2-羧酸

(R)-N-(2,6-dimethylphenyl)piperidine-2-carboxamide (R)-2-((1-phenylethyl)carbamoyl)benzoate