Using CC(C)(CN)C(=O)O, O=C(Cl)OCC1c2ccccc2-c2ccccc21 to produce CC(C)(CNC(=O)OCC1c2ccccc2-c2ccccc21)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.