Showing structure for 6-{[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxochromen-3-yl]oxy}-4,5-dihydroxy-2-{[(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy]methyl}oxan-3-yl 3-(4-hydroxyphenyl)prop-2-enoate