Showing structure for 2-{[3-carboxy-3-({[1-carboxy-5-(n-hydroxy-3-phenylprop-2-enamido)pentyl]-c-hydroxycarbonimidoyl}methyl)-1,3-dihydroxypropylidene]amino}-6-(n-hydroxy-3-phenylprop-2-enamido)hexanoic acid