3d image of quercetin skeletal formula

quercetin pentahydroxyflavone sophoretin meletin quercetine xanthaurine quercetol quercitin quertine flavin plant flavonol flavone flavonoid bitter flavor dietary supplements quercus polar auxin transport inhibitor supplement biological activity bioactive nutrient prescription drug food additive nutraceutica dietary glycosides pharmacological 3d parasympathomimetic tcm phytoestrogen isoflavone coumarin anti-aging herb herbal traditional chinese medicine healthy aging cell mechanism formula