Using COc1ccc2c(c1)CCN(C(=O)C(F)(F)F)C2c1ccc(I)cc1 to produce O=C(N1CCc2cc(O)ccc2C1c1ccc(I)cc1)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.