Using CC(=O)C(=O)O, CC(C)(C)OC(=O)[C@@H]1Cc2ccccc2CN1 to produce CC(=O)C(=O)N1Cc2ccccc2CC1C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.