Using Nc1ccc(I)cc1Cl, COC(=O)c1cc(S(=O)(=O)N(C)C)c(F)c(F)c1F to produce COC(=O)c1cc(S(=O)(=O)N(C)C)c(F)c(F)c1Nc1ccc(I)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.