(4S)-4-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-acetamido-3-hydroxy-propanoyl]amino]-3-hydroxy-propanoyl]amino]-4-carboxy-butanoyl]amino]-3-hydroxy-propanoyl]amino]-3-phenyl-propanoyl]amino]-3-hydroxy-butanoyl]amino]-4-methyl-pentanoyl]amino]-4-methyl-pentanoyl]amino]-4-carboxy-butanoyl]amino]-5-amino-5-oxo-pentanoyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]-4-amino-4-oxo-butanoyl]amino]-4-amino-4-oxo-butanoyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]-6-amino-hexanoyl]amino]-4-methyl-pentanoyl]amino]-5-amino-5-oxo-pentanoyl]amino]-4-methyl-pentanoyl]amino]propanoyl]amino]-5-[[(1S)-4-amino-1-[[(1S)-2-[[(1S)-1-[[(1S)-1-[[(1S)-4-amino-1-[[(1S,2S)-1-[[(1S)-3-amino-1-[[(1S)-1-[[(1S)-5-amino-1-[[(1S)-2-[[(1S)-2-[[(1S)-1-[[(1S)-1-[[(1S)-2-[[(1S,2S)-1-[[(1S)-2-amino-1-(hydroxymethyl)-2-oxo-ethyl]carbamoyl]-2-methyl-butyl]amino]-1-(carboxymethyl)-2-oxo-ethyl]carbamoyl]-3-carboxy-propyl]carbamoyl]-3-methyl-butyl]amino]-1-[(4-hydroxyphenyl)methyl]-2-oxo-ethyl]amino]-1-(1H-imidazol-5-ylmethyl)-2-oxo-ethyl]carbamoyl]pentyl]carbamoyl]-3-carboxy-propyl]carbamoyl]-3-oxo-propyl]carbamoyl]-2-methyl-butyl]carbamoyl]-4-oxo-butyl]carbamoyl]-3-carboxy-propyl]carbamoyl]-3-methyl-butyl]amino]-1-(1H-indol-3-ylmethyl)-2-oxo-ethyl]carbamoyl]-4-oxo-butyl]amino]-5-oxo-pentanoic acid