4-[2-(2-{2-[3-(acetyloxy)-2-acetamidopropanamido]-3-(4-hydroxyphenyl)propanamido}-3-hydroxypropanamido)-4-(methylsulfanyl)butanamido]-4-{[1-({1-[(1-{[1-({[(6-amino-1-{2-[(1-carbamoyl-2-methylpropyl)carbamoyl]pyrrolidin-1-yl}-1-oxohexan-2-yl)carbamoyl]methyl}carbamoyl)-2-(1H-indol-3-yl)ethyl]carbamoyl}-4-carbamimidamidobutyl)carbamoyl]-2-phenylethyl}carbamoyl)-2-(3H-imidazol-4-yl)ethyl]carbamoyl}butanoic acid