Using FC(F)(F)c1cc(I)cc(C(F)(F)F)c1, CC(C)(C=O)NC(=O)OCc1ccccc1 to produce CC(C)(NC(=O)OCc1ccccc1)C(O)c1cc(C(F)(F)F)cc(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.