3d image of aurone skeletal formula

aurone heterocyclic chemical compound flavonoid 2-benzylidene-1-benzofuran-3-one benzofuran chalcone derivative chalconoid snapdragon cosmos benzylidenebenzofuranone spatoglossum variabile biosynthesis coumaryl-coa aureusidin synthase supplement biological activity bioactive nutrient prescription drug antioxidant anti-cancer anti-aging healthy aging alternative medicine traditional chinese herbal herbal phytochemical phytotherapy plant herb natural herbalism pharmacognosy pharmacopoeia parasympathomimetic molecule molecular formula skeletal structural structure geometry ball stick 3d