Using Clc1ncc(Cl)c(Cl)n1, Nc1ccccc1-c1nc(C(F)(F)F)c[nH]1 to produce FC(F)(F)c1c[nH]c(-c2ccccc2Nc2nc(Cl)ncc2Cl)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.