4-(2-{2-[6-amino-2-(6-amino-2-{2-[2-(2-{2-[2-amino-3-(4-hydroxyphenyl)propanamido]acetamido}acetamido)-3-phenylpropanamido]-4-(methylsulfanyl)butanamido}hexanamido)hexanamido]-4-(methylsulfanyl)butanamido}-3-carboxypropanamido)-4-({1-[(1-{2-[(1-{[1-({1-[(1-{[1-({1-[(1-{[2-carbamoyl-1-({[({[1-({1-[(1-carbamoyl-3-methylbutyl)carbamoyl]-2-methylpropyl}carbamoyl)-3-carboxypropyl]carbamoyl}methyl)carbamoyl]methyl}carbamoyl)ethyl]carbamoyl}ethyl)carbamoyl]-3-carboxypropyl}carbamoyl)-3-carboxypropyl]carbamoyl}-3-carboxypropyl)carbamoyl]-2-methylpropyl}carbamoyl)-3-carboxypropyl]carbamoyl}-3-methylbutyl)carbamoyl]pyrrolidin-1-yl}-3-(4-hydroxyphenyl)-1-oxopropan-2-yl)carbamoyl]-3-methylbutyl}carbamoyl)butanoic acid