3d image of bufadienolid skeletal formula

bufadienolid bufadienolide steroid pyrone bufanolide cardiotonic cardiotoxic glycoside lily buttercup toad common atpases membrane transport cardiac muscle cells cardenolide lactone ring glycosides supplement biological activity bioactive prescription drug food additive nutraceutica dietary antioxidant anti-cancer anti-aging healthy aging alternative medicine tcm traditional chinese herbal essential oils herbal phytochemical phytotherapy plant herb natural herbalism pharmacognosy pharmacopoeia parasympathomimetic alkaloid phytoestrogen 3d