Using CCOC(=O)C1Cc2ccc(N)cc2NC1=O, O=C(Cl)OCc1ccccc1 to produce CCOC(=O)C1Cc2ccc(NC(=O)OCc3ccccc3)cc2NC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.