N-[(2S)-2-({[(2S)-1-[(6S,9S)-6-benzyl-9-(hydroxymethyl)-1-[(2S)-1-{[(2S)-1-[(2S)-5-{[amino(azanylidene)methyl]amino}-2-{[(2S)-2,6-diamino-1-oxohexyl]amino}-1-oxopentyl]tetrahydro-1H-pyrrol-2-yl]carbonyl}tetrahydro-1H-pyrrol-2-yl]-1,4,7,10-tetraoxo-2,5,8-triazadec-10-yl]tetrahydro-1H-pyrrol-2-yl]carbonyl}amino)-3-phenylpropanoyl]-L-arginine