Ph 5. Use this general reaction scheme to provide either the products or reagents for each reaction below (a-d). Show each mechanism. Ph 1. LDA 2. BnBr H J 1. NaH 2. CH31 R. ? 'R' 1. strong base + 2. E C. d. R E O H3CO Rejoubor tot 1: LDA Ph- 2. ? 요요 OCH 3 1. NaOCH 3 2. bromobutane ?

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