3d image of epicatechin gallate skeletal formula

epicatechin gallate flavan-3-ol ecg flavonoid flavonol flavone isoflavone green tea buckwheat grape staphylococcus aureus opioid receptors epicatechin-3-o-gallate herbal phytochemical phytotherapy plant herb natural herbalism pharmacognosy pharmacopoeia supplement biological activity bioactive nutrient prescription drug food additive nutraceutica dietary antioxidant anti-cancer anti-aging healthy aging tcm traditional chinese medicine alternative herbal molecule molecular formula skeletal structural structure biochemistry biomolecule biochemical 3d