3d image of casuarictin skeletal formula

casuarictin ellagitannin hydrolysable tannin casuarina stachyurus hexahydroxydiphenic acid gallic glucose tellimagrandin ii pentagalloyl oxidation 3d parasympathomimetic natural ring phytoalexin heterocyclic pharmacopoeia biosynthetic intermediate endogenous catabolism phytotherapy flavonoid cycle aromatic heterocycle biogenesis metabolic substrate phytochemical plant derivative macrocyclic herbalism bioprecursor biosynthesis herb contractor synthesis metabolite path compound pathway enzyme aromaticity