(30 pts. Provide the missing reactants or products for the following reaction equations Indude any appropriate stereochemistry. If no reaction will occur as written, indicate "NE" 7 three steps) N-H NH ko b OH NOCH ay OCH CH OH d Br S : H + enertiomer 2 1. NaOH 2. CH CH CH CH Br 3. H20* Ban ? K OH KOH 7 aldol h HN 1. ? 27 ho + HN ? CH3OH j 1. LDA 2. BrCH2CH2CH3