An extended flavonoid that is 7-hydroxyflavonol with an additional hydroxy group at position 3', a 2,2-dimethyldihydropyrano ring fused to ring A across positions 5 and 6, a prenyl group at position 8 and a (2S)-2-hydroxy-3-methylbut-3-en-1-yl group at position 4'. Isolated from the roots of Dorstenia psilurus, it exhibits α-glucosidase inhibitory activity.
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This entity has been manually annotated by the ChEBI Team.