Using CC(C)S(=O)(=O)c1ccc(S(=O)(=O)C(C)C)nc1, Oc1ccc(Cl)c(Cl)c1 to produce CC(C)S(=O)(=O)c1ccc(Oc2ccc(Cl)c(Cl)c2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.