N-Benzyloxy-N'-{(S)-1-[2-(4-hydroxy-phenyl)-ethylcarbamoyl]-3-phenyl-propyl}-2-isobutyl-malonamide

4-{2-[(S)-2-(2-Benzyloxycarbamoyl-4-methyl-pentanoylamino)-4-phenyl-butyrylamino]-ethyl}-benzoic acid methyl ester