Showing structure for (2s,3r,4s,5r,6r)-2-[3,4-dihydroxy-5-(2,3,4-trihydroxyphenoxy)benzoyloxy]-5-hydroxy-6-(hydroxymethyl)-3-(3,4,5-trihydroxybenzoyloxy)oxan-4-yl 3,4,5-trihydroxybenzoate