Show all steps and electron pushing arrows.Do not consider any rearrangements X Section III Synthesis(5 points each) 。 29. 第6页共6页 第 6 页 共 6 页 Show all steps and electron pushing arrows. Do not consider any rearrangements. B r I - Section III Synthesis(5 points each) 29. H O 30. O O O O 31. CH3 Br Br NH2 32. HO N=N Br