1(3H)-Isobenzofuranone,3-[(3,4-dihydroxyphenyl)methylene]-7-hydroxy-, (3Z)-;(3Z)-3-[(3,4-dihydroxyphenyl)methylidene]-7-hydroxy-2-benzofuran-1-one;(3Z)-3-(3,4-dihydroxybenzylidene)-7-hydroxy-2-benzofuran-1(3H)-one;(Z)-3-((3,4-dihydroxyphenyl)methylene)-7-hydroxy-isobenzofuran-1(3H)-one;(Z)-3-(3,4-dihydroxybenzylidene)-7-hydroxyphthalide;1(3H)-Isobenzofuranone, 3-((3,4-dihydroxyphenyl)methylene)-7-hydroxy-, (Z)-;AC1O5RS5;CHEBI:68139;CHEMBL69084;Thunberginol F