Using FC1(F)CNC1, CC(C)c1nc2cc(Br)ccn2c1S(=O)(=O)Cl to produce CC(C)c1nc2cc(Br)ccn2c1S(=O)(=O)N1CC(F)(F)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.