Using FC(F)(F)c1cccc(I)c1, CCCCCCC(=O)c1cc2cc(Cl)ccc2[nH]1 to produce CCCCCCC(=O)c1cc2cc(Cl)ccc2n1-c1cccc(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.