Showing structure for methyl (4s,5e,6r)-6-(3,4-dihydroxyphenyl)-4-(2-ethoxy-2-oxoethyl)-5-ethylidene-6-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4h-pyran-3-carboxylate