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Unformatted text preview: Br O Br Diels Alder SO 3 H Cl 2 FeCl 3 Br C. Choose the correct answer (2 pts each). i. Which of the following is the structure of Thiophene ? ii. Which of the following compounds is NOT aromatic? iii. Which of the following compounds contains a s-cis conjugated diene? D. Write 4 reasonable resonance structures for the following conjugated system (4 pts) H N N O S N N O O O O O...
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- Spring '08