compounds are made of different antitype of cellular mantle
hydron is not chemical_compound. anticholinesterase_compound is chemical_compound. organophosphate_compound is anticholinesterase_compound. anticholinesterase_compound is not chemical_compound. hydroxyproline is not chemical_compound. organophosphate_compound is not anticholinesterase_compound. antimony is not inorganic_compound. hydroxyproline is chemical_compound. sulfide is compound. biogenic_sulfide_corrosion is bacterium.