Using CN(C)C=O, CS(=O)(=O)c1ncc(-c2ccc(Cl)cc2)c(-c2ccc(Cl)cc2Cl)n1 to produce CN(C)c1ncc(-c2ccc(Cl)cc2)c(-c2ccc(Cl)cc2Cl)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.