(2S)-2-[[(2S)-2-[[(2S)-4-amino-2-[[(2S)-2-[[(2S,3R)-2-[[(2S)-4-amino-2-[[(2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-2-[[(2R)-2-[[(2S)-2-[[(2R)-2-amino-3-sulfanylpropanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-3-sulfanylpropanoyl]amino]-4-methylpentanoyl]amino]-6-[[(2R,3R)-3-methyl-3,4-dihydro-2H-pyrrole-2-carbonyl]amino]hexanoyl]pyrrolidine-2-carbonyl]amino]-4-carboxybutanoyl]amino]-4-oxobutanoyl]amino]-3-hydroxybutanoyl]amino]propanoyl]amino]-4-oxobutanoyl]amino]-6-[[(2R,3R)-3-methyl-3,4-dihydro-2H-pyrrole-2-carbonyl]amino]hexanoyl]amino]-4-methylpentanoic acid