Showing structure for methyl 3-hydroxy-4-[(4-hydroxyphenyl)methylidene]-5-oxo-7'-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-3',8'-dioxaspiro[oxolane-2,5'-tricyclo[4.4.0.0²,⁴]decan]-9'-ene-10'-carboxylate