Showing structure for 6-amino-n-{7,11-bis[(6-amino-2-{[(2,3-dihydroxyphenyl)(hydroxy)methylidene]amino}-1-hydroxyhexylidene)amino]-2,6,10-trioxo-1,5,9-trioxacyclododecan-3-yl}-2-{[(2,3-dihydroxyphenyl)(hydroxy)methylidene]amino}hexanimidic acid