(2S)-2-[[(2S,3R)-2-[[(2S,3S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-6-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-6-amino-2-[[(2S)-6-amino-2-[[2-[[(2S)-6-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S,3S)-2-[[(2S)-6-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S,3S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S,3S)-2-[[(2S)-2-[[(2S,3R)-2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-amino-1-hydroxy-3-(4-hydroxyphenyl)propylidene]amino]-1-hydroxypropylidene]amino]-4-carboxy-1-hydroxybutylidene]amino]-1-hydroxyethylidene]amino]-1,3-dihydroxybutylidene]amino]-1-hydroxy-3-phenylpropylidene]amino]-1-hydroxy-3-methylpentylidene]amino]-1,3-dihydroxypropylidene]amino]-3-carboxy-1-hydroxypropylidene]amino]-1-hydroxy-3-(4-hydroxyphenyl)propylidene]amino]-1,3-dihydroxypropylidene]amino]-1-hydroxy-3-methylpentylidene]amino]-1-hydroxypropylidene]amino]-1-hydroxy-4-methylsulfanylbutylidene]amino]-3-carboxy-1-hydroxypropylidene]amino]-1-hydroxyhexylidene]amino]-1-hydroxy-3-methylpentylidene]amino]-1-hydroxy-3-(1H-imidazol-5-yl)propylidene]amino]-1,5-dihydroxy-5-iminopentylidene]amino]-1,5-dihydroxy-5-iminopentylidene]amino]-3-carboxy-1-hydroxypropylidene]amino]-1-hydroxy-3-phenylpropylidene]amino]-1-hydroxy-3-methylbutylidene]amino]-1,4-dihydroxy-4-iminobutylidene]amino]-1-hydroxy-3-(1H-indol-3-yl)propylidene]amino]-1-hydroxy-4-methylpentylidene]amino]-1-hydroxy-4-methylpentylidene]amino]-1-hydroxypropylidene]amino]-1,5-dihydroxy-5-iminopentylidene]amino]-1-hydroxyhexylidene]amino]-1-hydroxyethylidene]amino]-1-hydroxyhexylidene]amino]-1-hydroxyhexylidene]amino]-1,4-dihydroxy-4-iminobutylidene]amino]-3-carboxy-1-hydroxypropylidene]amino]-1-hydroxy-3-(1H-indol-3-yl)propylidene]amino]-1-hydroxyhexylidene]amino]-1-hydroxy-3-(1H-imidazol-5-yl)propylidene]amino]-1,4-dihydroxy-4-iminobutylidene]amino]-1-hydroxy-3-methylpentylidene]amino]-1,3-dihydroxybutylidene]amino]-5-hydroxy-5-iminopentanoic acid