3d image of saussurea lactone skeletal formula

costus oil saussurea lactone anti-allergic costus costunolide cancer treatment anti-cancer anticancer anti-tumor cytotoxic herbal phytochemical phytotherapy plant herb natural herbalism pharmacognosy pharmacopoeia antioxidant anti-aging healthy aging alternative medicine tcm traditional chinese herbal molecule molecular formula skeletal structural structure geometry cell biology biochemistry biomolecule bioactive biochemical 3d biogenesis substrate precursor synthesis derivative bioprecursor metabolic biosynthetic