Showing structure for n-(3,4-dihydroxy-3-{6-[(2-hydroxy-5-oxocyclopent-1-en-1-yl)-c-hydroxycarbonimidoyl]hexa-1,3,5-trien-1-yl}-6-oxocyclohex-1-en-1-yl)-4,6-dimethyldeca-2,4-dienimidic acid