2-Propen-1-one, 1-(2,4-dihydroxyphenyl)-3-(3,4-dihydroxyphenyl)- (2E)-, Chalcone, 2',3,4,4'-tetrahydroxy-, (2E)-1-(2,4-Dihydroxyphenyl)-3-(3,4-dihydroxyphenyl)-2-propen-1-one, Einecs 207-659-5, 2',3,4,4'-TETRAHYDROCHALCONE, (E)-1-(2,4-Dihydroxyphenyl)-3-(3,4-dihydroxyphenyl)-2-propen-1-one, 2',3,4,4'-TETRAHYDROXYCHALCONE, (E)-2-Propen-1-one, 1-(2,4-dihydroxyphenyl)-3-(3,4-dihydroxyphenyl)-, 3,4,2',4'-TETRAHYDROXYCHALCONE