The Reaction of N-Isocyaniminotriphenylphosphorane with 2-Oxopropylbenzoate (or 4-Bromobenzoate) and a Primary Amine in the Presence of (E)-Cinnamic Acid Derivatives: A One-Pot Efficient Four-Component Reaction for the Synthesis of 2-(Arylamino)-2-(5-aryl

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