Showing structure for methyl (4s,5r,6s)-5-ethenyl-4-{[(2r,6s)-6-[4-(4-hydroxyphenyl)-2-oxobutyl]-4-oxooxan-2-yl]methyl}-6-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-5,6-dihydro-4h-pyran-3-carboxylate