IUPAC: (3S)-3-[(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-[(2R)-2-amino-3-sulfanylpropanamido]-3-hydroxypropanamido]-5-carbamimidamidopentanamido]propanamido]-5-carbamimidamidopentanamido]hexanamido]-4-carbamoylbutanamido]propanamido]propanamido]-3-hydroxypropanamido]-3-methylpentanamido]hexanamido]-3-methylbutanamido]propanamido]-3-methylbutanamido]-3-hydroxypropanamido]propanamido]-3-{[(1S)-4-carbamimidamido-1-carbamoylbutyl]carbamoyl}propanoic acid

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