IMPPAT Phytochemical information: 
(2S)-8-[5-[(3,4-Dihydro-5,7-dihydroxy-4-oxo-2H-1-benzopyran)-2alpha-yl]-2-hydroxyphenyl]-2,3-dihydro-5,7-dihydroxy-2alpha-(4-hydroxyphenyl)-4H-1-benzopyran-4-one