Show reaction sequences (not detailed mechanisms) that explain these transformations. (a) CH₂O +2 CH₂(COOEt) (1) NaOEt (2) H+ (1) NaOEt (b) + CH₂(COOEt)2 (2) H₂O+ Predict the products of the following reactions. (a) CH,CH,--CH,--OCH, (1) NaOCH (2) CH,I (3) H₂O*, heat EtOOC COOEt EtOOC COOEt (b) CH,-C-CH-C-OCH,CH, + CH₁ (c) Ph CH, (1) LDA (1) NaOCH2CH3 (2) H₂O*, heat %ངས་བའི་ ི་ མ་ (2) CH3CH2CH2Br (d) H "OH (e) Ph (1) H₂C=CH-CH₂Br (2) H₂O* (1) NaOCH OCH (f) (2) CH,CH,CH,CH,Br