Using NNc1ccc(F)c(Cl)c1, O=C1C(=O)N(c2ccc(I)cc2)CCC1C(=O)C(F)(F)F to produce O=C1c2c(c(C(F)(F)F)nn2-c2ccc(F)c(Cl)c2)CCN1c1ccc(I)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.