(S)-(2-{3-[3-((S)-3-Cyclohexyl-3-isobutoxycarbonylamino-2-oxo-propyl)-3-cyclopropylmethyl-ureido]-4-cyclopropyl-2-oxo-butyrylamino}-acetylamino)-phenyl-acetic acid tert-butyl ester

(4S,5S)-5-{3-[(S)-2-({[((S)-tert-Butoxycarbonyl-phenyl-methyl)-carbamoyl]-methyl}-carbamoyl)-1-cyclopropylmethyl-2-hydroxy-ethyl]-1-cyclopropylmethyl-ureidomethyl}-4-cyclohexyl-2,2-dimethyl-oxazolidine-3-carboxylic acid isobutyl ester