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': 'Amylnitrate is used in which of the following poisioning: \nSelect and explain. \nA. Hydrocyanide poisoning, B. Red phosphorus, C. Yelow phosphorus, D. Arsenic poisioning', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Hydrocyanide poisoning', 'role': 'assistant'}]