(R)-5-氧代-1-((r)-1-苯基乙基)吡咯烷-3-羧酸甲酯

3-Pyrrolidinecarboxylic acid, 5-oxo-1-[(1R)-1-phenylethyl]-, methyl ester, (3S)-

(3R)-methyl 1-[(R)-1-phenylethyl]pyrrolidine-3-acetate hydrochloride

(3S)-1-[(R)-1-phenylethyl]pyrrolidine-3-acetic acid