N-[(1S)-1-[[[(1S)-1-(Hydroxymethyl)-2-(2-oxo-3-pyrrolidinyl)ethyl]amino]carbonyl]-3-methylbutyl]carbamic acid phenylmethyl ester
N-[(1S)-1-[[[(1S)-1-(Hydroxymethyl)-2-(2-oxo-3-pyrrolidinyl)ethyl]amino]carbonyl]-3-methylbutyl]carbamic acid phenylmethyl ester ·