The Diels-Alder reaction is not the only pericyclic reaction involving the cyclic flow of six electrons over six atoms. Other examples include electrocyclic reactions, Cope rearrangements, and Claisen rearrangements, the (a) ? Нeat Electrocyclic reaction curved arrow notations for which are shown here. Complete each of these reactions by drawing the product. (b) Cope rearrangement Нeat (c) Claisen rearrangement Нeat

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