Using C[C@H]1CN(C(=O)C2CC2)c2cc(Br)ccc2N1C(=O)C(F)(F)F to produce C[C@H]1CN(C(=O)C2CC2)c2cc(Br)ccc2N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.