3d image of norbornan skeletal formula

norbornan gabaa-receptor toxic convulsant chloride channels brain toxicokinetics damage convulsions rhizus chlorine ionophores cloflubicyne bidn derivative poison venom toxicant toxicity toxin toxicology poisoning danger hazard acute efsa lc50 harmful kill exposure limit antidote intoxication detoxification neurotoxin substance component reagent functional group precursor synthesis reaction molecule molecular formula skeletal structural structure 3d