IUPAC: (4S)-4-[(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-{2-[(2S)-2-{[(2S)-1-[(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-{[(2S)-1-[(2S)-2-amino-5-carbamimidamidopentanoyl]pyrrolidin-2-yl]formamido}-3-methylbutanamido]hexanamido]-3-methylbutanamido]-3-(4-hydroxyphenyl)propanoyl]pyrrolidin-2-yl]formamido}-3-carbamoylpropanamido]acetamido}propanamido]-4-carboxybutanamido]-3-carboxypropanamido]-4-carboxybutanamido]-3-hydroxypropanamido]propanamido]-4-{[(1S)-1-{[(2S)-1-[(2S)-2-{[(1S)-1-{[(1S)-3-carboxy-1-{[(1S)-1-carboxy-2-phenylethyl]carbamoyl}propyl]carbamoyl}-3-methylbutyl]carbamoyl}pyrrolidin-1-yl]-1-oxo-3-phenylpropan-2-yl]carbamoyl}ethyl]carbamoyl}butanoic acid; trifluoroacetic acid

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