(2S)-2-[(2S)-6-amino-2-[(2S)-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-{[(2S)-1-[(2S)-2-{2-[(2S)-2-amino-4-carboxybutanamido]acetamido}-3-methylbutanoyl]pyrrolidin-2-yl]formamido}-3-hydroxypropanamido]-3-hydroxybutanamido]propanamido]-3-methylpentanamido]-5-carbamimidamidopentanamido]-4-carboxybutanamido]-3-methylpentanamido]-3-hydroxypropanamido]-4-methylpentanamido]-4-methylpentanamido]hexanamido]pentanedioic acid