This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Autonomic nervous system, Subject name: Pharmacology
[{'content': 'Which of the following is the binding site of organophosphorous compounds \nSelect and explain. \nA. Anionic site of Ache, B. Esteric site of Ache, C. Nm receptors, D. plasma cholinesterase', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ref: HL Sharma 3rd ed: Pg no:147 OP compounds binds to esteric site of ACHE carbamates binds to both anionic and esteric sites of ACHE oximes binds to anion site of ACHE', 'role': 'assistant'}]