This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Local and Regional Anesthesia), Subject name: Anaesthesia
[{'content': 'Which of the follow ing is NOT an amide - \nSelect and explain. \nA. Lignocaine, B. Procaine, C. Mepivacaine, D. Dibucaine', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Procaine Local AnaestheticsAmidesEstersLidocaineBupivacaineDibucaine (cinchocain)PrilocaineRopivacaineCocaineProcaineChloroprocaineTetracaine (Amethocain)Benzocaine", 'role': 'assistant'}]