89505-02-2

(2S)-8-[5-[(S)-3,4-Dihydro-7-hydroxy-4-oxo-2H-1-benzopyran-2-yl]-2,3-dihydroxyphenyl]-2,3-dihydro-7-hydroxy-2-(3,4,5-trihydroxyphenyl)-4H-1-benzopyran-4-one