(2S)-1-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-(2-{2-[(2S)-2-amino-3-(4-hydroxyphenyl)propanamido]acetamido}acetamido)-3-phenylpropanamido]-4-methylpentanamido]-5-carbamimidamidopentanamido]hexanamido]-3-(4-hydroxyphenyl)propanoyl]pyrrolidine-2-carboxylic acid