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The major product of the following reaction is : KOH/EtOH (exess) Br Major product Br Δ

1. 6-Phenylhepta-2,4-diene
2. 2-Phenylhepta-2,5-diene
3. 6-Phenylhepta-3,5-diene
4. 2-Phenylhepta-2,4-diene

Correct answer: 2-Phenylhepta-2,4-diene

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