2-[(4S,7R,10S,13R,16S,19R,22S,31R,34S,37R)-4-[[(2S)-1-[[(2S)-1-amino-5-carbamimidamido-1-oxopentan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]carbamoyl]-37-[[(2S)-2-amino-4-methylsulfanylbutanoyl]amino]-31-benzyl-10-[(2S)-butan-2-yl]-13,22-bis(3-carbamimidamidopropyl)-7-(hydroxymethyl)-34-(1H-imidazol-5-ylmethyl)-19-methyl-6,9,12,15,18,21,24,27,30,33,36-undecaoxo-1,2-dithia-5,8,11,14,17,20,23,26,29,32,35-undecazacyclooctatriacont-16-yl]acetic acid