3d image of alantolactone skeletal formula

alantolactone allergenic sesquiterpene lactone amino acid immunologic reactivity liverwort terpenoid mechanism action cellular ros cancer cells pharmacological apoptosis cell cycle suppress metastasis asteraceae inula helenium tuberculosis herbal phytochemical phytotherapy plant herb natural herbalism pharmacognosy pharmacopoeia treatment anti-cancer anticancer anti-tumor oncology neoplasm tumor necrosis factor costunolide dehydrocostus stat3 protein inula costus molecule molecular formula skeletal structural structure geometry 3d