Showing structure for 2-[(2-{[2-(3,4-dihydroxyphenyl)-5-hydroxy-4-oxo-7-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}chromen-3-yl]oxy}-4,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl)oxy]-4,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl 3-(3,4-dihydroxyphenyl)prop-2-enoate