Using Fc1ccc(C2CC(c3cc(Cl)cc(Cl)c3)(C(F)(F)F)C=N2)cc1Br to produce Fc1ccc(C2=NCC(c3cc(Cl)cc(Cl)c3)(C(F)(F)F)C2)cc1Br, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.