Using ClC(Cl)(Cl)C(Cl)(Cl)Cl, CC(C)(C)C(=O)Nc1cccc(Cl)n1 to produce CC(C)(C)C(=O)Nc1nc(Cl)ccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.