(2S)-2-{[(2S)-2-{[(2S)-2-{[(4-{[(2,6-dimethylphenyl)carbamoyl]amino}phenyl)acetyl]amino}-4-methylpentanoyl]amino}-4-methoxy-4-oxobutanoyl]amino}-3-methylbutanoic acid

methyl (20S,23S)-23-{[(2S)-2-{[(4-{[(2,6-dimethylphenyl)carbamoyl]amino}phenyl) acetyl]amino}-4-methylpentanoyl]amino}-2,2-dimethyl-4,19,22-trioxo-20-(propan-2-yl)-3-oxa-5,18,21-triazapentacosan-25-oate