Using O=C(OI(OC(=O)C(F)(F)F)c1ccccc1)C(F)(F)F, COC(=O)c1cc(-c2ccc(OC)cc2)no1 to produce COC(=O)c1cc(-c2ccc(OC)c(I)c2)no1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.