Showing structure for 8-[5-(5,7-dihydroxy-4-oxochromen-2-yl)-2-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}phenyl]-5,7-dihydroxy-2-(4-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}phenyl)chromen-4-one