(E)-7-hydroxy-3-[(3,4-dihydroxyphenyl)methylene]-chroman-4-one;3-((E)-3,4-Dihydroxy-benzyliden)-7-hydroxy-chroman-4-on;3-((E)-3,4-dihydroxy-benzylidene)-7-hydroxy-chroman-4-one;3,9-Didehydro(E-)-(R)-3-Deoxysappanone B;sappanone A;(3E)-3-[(3,4-dihydroxyphenyl)methylene]-2,3-dihydro-7-hydroxy-4H-1-benzopyran-4-one;(3E)-3-[(3,4-dihydroxyphenyl)methylidene]-7-hydroxychromen-4-one;J3.589.099H;Q18355119;7-Hydroxy-3-(3,4-dihydroxybenzylidene)-2H-1-benzopyran-4(3H)-one;Sappanone A