1-Pyrrolidinecarboxylic acid,2-[[[(3R)-1-(2-amino-2-oxoethyl)-2-oxo-3-pyrrolidinyl]amino]carbonyl]-4-[(4-azido-2-hydroxybenzoyl)amino]-, 1,1-dimethylethyl ester, (2S,4R)-
CAS No. 874163-10-7