Chemical Formula: C69H115N21O24

4-({1-[2-({[(1-{[1-({1-[(1-{[1-({1-[(1-{[5-amino-1-({5-amino-1-[(1-carboxyethyl)-C-hydroxycarbonimidoyl]pentyl}-C-hydroxycarbonimidoyl)pentyl]-C-hydroxycarbonimidoyl}-3-(C-hydroxycarbonimidoyl)propyl)-C-hydroxycarbonimidoyl]-2-hydroxyethyl}-C-hydroxycarbonimidoyl)-2-carboxyethyl]-C-hydroxycarbonimidoyl}-2-methylbutyl)-C-hydroxycarbonimidoyl]-2-(4H-imidazol-4-yl)ethyl}-C-hydroxycarbonimidoyl)-3-(C-hydroxycarbonimidoyl)propyl]-C-hydroxycarbonimidoyl}-2-hydroxyethyl)-C-hydroxycarbonimidoyl]methyl}-C-hydroxycarbonimidoyl)pyrrolidin-1-yl]-3-methyl-1-oxobutan-2-yl}-C-hydroxycarbonimidoyl)-4-[(2-amino-1-hydroxy-3-methylbutylidene)amino]butanoate

H-DL-Val-DL-Glu-DL-Val-DL-Pro-Gly-DL-Ser-DL-Gln-DL-Ala(Unk)-DL-xiIle-DL-Asp-DL-Ser-DL-Gln-DL-Lys-DL-Lys-DL-Ala-OH