(2E)-1-(2,4-Dihydroxyphenyl)-3-(4-hydroxyphenyl)-2-propen-1-one 2',4,4'-Trihydroxychalcone 2-Propen-1-one, 1-(2,4-dihydroxyphenyl)-3-(4-hydroxyphenyl)-, (E)- 961-29-5 CCRIS 7676 Chalcone, 2',4,4'-trihydroxy- GU 17 Isoliquiritigenin