Showing structure for [(2r,3r,4s,5r,6s)-6-{[2-(3,4-dihydroxyphenyl)-7-hydroxy-5-oxochromen-3-yl]oxy}-3,4-dihydroxy-5-{[(2s,3r,4s,5r)-3,4,5-trihydroxyoxan-2-yl]oxy}oxan-2-yl]methyl 3-(3,4-dihydroxyphenyl)prop-2-enoate