Using O=C(Cl)OCc1ccccc1, O=C1Nc2ccccc2C1CCN(CCO)Cc1ccccc1 to produce O=C1Nc2ccccc2C1CCN(CCO)C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.