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
Which of the following is not an amide: 
Select and explain. 
A. Lidocaine, B. Procaine, C. Prilocaine, D. Etidocaine
B: Procaine
Answer: B: Procaine 
Explanation: Ans. is 'b' i.e. procaineThis one has been repeated so many times beforeAmide linked Local anaestheticsLidocaineBupivacaineDibucainePrilocaineRopivacaineEster linked local anaestheticsCocaineProcaineChlorprocaineTetracaineBenzocaine