Using CC(=O)C(NC(=O)c1ccc(NC(=O)c2ccccc2Cl)cc1)c1ccccc1 to produce Cc1oc(-c2ccc(NC(=O)c3ccccc3Cl)cc2)nc1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.