591246-32-1

1-Pyrrolidinecarboxylic acid,4-[[(2S,4S)-4-carboxy-2-(methoxymethyl)-2-(phenylmethyl)-1-pyrrolidinyl]carbonyl]-2-(methoxymethyl)-2-(phenylmethyl)-, 1-(1,1-dimethylethyl)ester, (2S,4S)-