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 following is not an amide: \nSelect and explain. \nA. Lidocaine, B. Procaine, C. Prilocaine, D. Etidocaine', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e. procaineThis one has been repeated so many times beforeAmide linked Local anaestheticsLidocaineBupivacaineDibucainePrilocaineRopivacaineEster linked local anaestheticsCocaineProcaineChlorprocaineTetracaineBenzocaine", 'role': 'assistant'}]