831169-84-7

2H-1-Benzopyran-3,5,7-triol,2-(3,5-dihydroxy-4-methoxyphenyl)-6-[[(2R,3S)-2-(3,5-dihydroxy-4-methoxyphenyl)-3,4-dihydro-3,5,7-trihydroxy-2H-1-benzopyran-8-yl]methyl]-3,4-dihydro-, (2R,3S)-