Showing structure for 2-(2-{[(6e,18e,22z)-29-carboxy-12-[(3,4-dicarboxybutanoyl)oxy]-16-hydroxy-23,27-bis(hydroxymethyl)-5,15,17,19,21,29-hexamethyl-26-oxononacosa-6,18,22-trien-2-yl]oxy}-2-oxoethyl)butanedioic acid