2-[[2-[[2-[[6-amino-2-[[2-[[6-amino-2-[[2-[[2-[[2-[[2-[[2-[[2-[[[1-[2-[[2-[[2-[[2-[[2-[[2-[[6-amino-2-[[2-[[2-[[2-[[2-[[2-[(2-amino-1-hydroxyethylidene)amino]-1-hydroxy-3-methylpentylidene]amino]-1-hydroxyethylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxy-3-methylbutylidene]amino]-1-hydroxy-4-methylpentylidene]amino]-1-hydroxyhexylidene]amino]-1-hydroxy-3-methylbutylidene]amino]-1-hydroxy-4-methylpentylidene]amino]-1,3-dihydroxybutylidene]amino]-1,3-dihydroxybutylidene]amino]-1-hydroxyethylidene]amino]-4-methylpentanoyl]pyrrolidin-2-yl]-hydroxymethylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxy-4-methylpentylidene]amino]-1-hydroxy-3-methylpentylidene]amino]-1,3-dihydroxypropylidene]amino]-1-hydroxy-3-(1H-indol-3-yl)propylidene]amino]-1-hydroxy-3-methylpentylidene]amino]-1-hydroxyhexylidene]amino]-5-carbamimidamido-1-hydroxypentylidene]amino]-1-hydroxyhexylidene]amino]-5-carbamimidamido-1-hydroxypentylidene]amino]-1,5-dihydroxy-5-iminopentylidene]amino]pentanediimidic acid