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5,7-dihydroxy-2-(4-hydroxyphenyl)-6-[(2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]-8-[(2S,3R,4S,5S)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl]-4H-chromen-4-one (non-prefe related products: