3d image of castasterone skeletal formula

castasterone phytohormones growth regulator plant hormone auxin growth rooting cytokinesis brassinosteroid 2alpha-hydroxy steroid alpha-hydroxy 22-hydroxy 23-hydroxy 6-oxo plant stimulator castanea crenata raphanus raphanistrum 3d herb tcm prescription drug intermediate nutraceutica monoterpenoid biochemistry biosynthetic alkaloid natural anti-aging dietary molecule nutrient ball stick alternative medicine geometry antioxidant traditional chinese phytoalexin coumarin terpene cycle terpenoid pharmacopoeia catabolism herbalism herbal molecular mechanism