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- Devise a stepwise mechanism for the conversion of M to N. N has been converted in several steps to lysergic acid, a naturally occurring precursor of the hallucinogen LSD (Figure 16.4).Activity 2.5 Based on the reactions given below, draw the major product/s of the following.Draw the products and show the mechanism for the reactions below. Between each reactionpair indicate which one will proceed faster and explain why