(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-(2-{2-[(2S)-2-amino-3-(4-hydroxyphenyl)propanamido]acetamido}acetamido)-3-phenylpropanamido]-4-methylpentanamido]-5-carbamimidamidopentanamido]-5-carbamimidamidopentanamido]-3-methylpentanamido]-5-carbamimidamidopentanoic acid