CO₂Et (1) 1 equiv. LiNH2/NH3 Ph CO₂Et (2) CH31 CO₂Et (1) 2 equiv. LiNH2/NH3 Ph losno se Jee CO₂H (2) CH31 CO₂H HM HMM (1) 2 equiv. LiNH2/NH3 Ph CO₂Et (2) CH31

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