Showing structure for 3-hydroxy-3-methyl-5-oxo-5-{[(2r,3s,4s,5r,6s)-3,4,5-trihydroxy-6-({6-methoxy-2-oxo-3-[(2-oxochromen-7-yl)oxy]chromen-7-yl}oxy)oxan-2-yl]methoxy}pentanoic acid