3d image of corosolic acid skeletal formula

corosolic acid pentacyclic triterpene lagerstroemia speciosa ursolic 3d pharmacognosy intermediate synthesis derivative metabolism mechanism parasympathomimetic phytoalexin flavonoid biosynthesis biosynthetic bioprecursor endogenous substrate antioxidant tcm biochemistry cycle healthy aging pathway alkaloid contractor pharmacopoeia phytochemical biogenesis prescription drug natural vitamin anti-cancer biomolecule catabolism anti-aging nutraceutica alternative medicine traditional chinese plant precursor food additive cell