3d image of germacrene skeletal formula

germacrene sesquiterpene antimicrobial repellent insecticide pheromone kayromon allomone isomer red deadnettle lamium purpureum hedgenettles stachys clausena anisata patchouli oil salvio sage clary 3d note phytotherapy redolence smell herbal medicine core agent pharmacopoeia odor phytochemical flavour relish aromatherapy natural herb perfuming anti-aging herbal essential oils odorant biological activity herbalism ingredient blender good healthy aging anti-cancer flavouring flavor fragrance goodscent