3d image of betulin skeletal formula

betulin betulinol betuline betulol betulinic alcohol trochol triterpene bark birch tree silver inonotus obliquus tumor cancer treatment anti-cancer anticancer anti-tumor oncology apoptosis sterol regulatory element-binding protein srebps atherosclerotic plaques lymphatic diseases tuberculosis? anti-aging healthy aging alternative medicine herbal herbal phytochemical phytotherapy plant herb natural pharmacopoeia terpenoid terpene molecule molecular formula structural structure biochemistry biomolecule bioactive biochemical 3d