Showing structure for 6-({22-[(3e)-5-(carboxymethyl)-1-methyl-2,4-dioxopyrrolidin-3-ylidene]-22-hydroxy-9-methyldocosyl}oxy)-4,5-dihydroxy-3-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}oxane-2-carboxylic acid