IUPAC: 2-[(3S,6S,9S,12S,21S)-9-[(2S)-butan-2-yl]-21-{[(1S)-1-{[(1S)-1-{[(1S)-4-carbamimidamido-1-{[(1S)-4-carbamimidamido-1-{[(1S)-1-{[(1S)-1-{[(1S)-4-carbamimidamido-1-carbamoylbutyl]carbamoyl}-2-(1H-indol-3-yl)ethyl]carbamoyl}-2-methylpropyl]carbamoyl}butyl]carbamoyl}butyl]carbamoyl}-2-methylpropyl]carbamoyl}-2-(1H-imidazol-5-yl)ethyl]carbamoyl}-12-[(2S)-5-carbamimidamido-2-{[(2S)-1-[(2S)-2-[(2S)-5-carbamimidamido-2-[(2S)-5-carbamimidamido-2-acetamidopentanamido]pentanamido]-3-(1H-indol-3-yl)propanoyl]pyrrolidin-2-yl]formamido}pentanamido]-12,21-dimethyl-6-(2-methylpropyl)-2,5,8,11-tetraoxo-1,4,7,10-tetraazacyclohenicos-16-en-3-yl]acetic acid

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