Showing structure for 3-(2-{[(12,14-dihydroxy-3-methyl-1,9-dioxo-4,5,6,7,8,10-hexahydro-3h-2-benzoxacyclododecin-7-yl)oxy]carbonyl}-4-hydroxy-5-oxo-3-phenylfuran-2-yl)propanoic acid