This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
[{'content': 'Organophosphorus insecticides are all, except: MP 11 \nSelect and explain. \nA. Chlorpyriphos, B. Gardona (tetrachlorvinphos), C. Dimethoate, D. Diethyltoluamide (DEET)', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. Diethyltoluamide (DEET)', 'role': 'assistant'}]