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: Anaesthesia
[{'content': 'Which of the following is/are not local anesthesia: \nSelect and explain. \nA. Bupivacine, B. Mepivacine, C. Mivacurium, D. All', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Mivacurium', 'role': 'assistant'}]