(2S)-1-[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-acetamido-3-(4-hydroxyphenyl)propanoyl]amino]-6-aminohexanoyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]-4-methylpentanoyl]amino]-5-carbamimidamidopentanoyl]amino]-5-carbamimidamidopentanoyl]amino]propanoyl]amino]-5-carbamimidamidopentanoyl]-N-[(2S)-1,6-diamino-1-oxohexan-2-yl]pyrrolidine-2-carboxamide