Using CC(=O)C(F)(F)F, O=S(=O)(c1ccccc1)N1CCN(c2ccc(Br)cc2)CC1 to produce CC(O)(c1ccc(N2CCN(S(=O)(=O)c3ccccc3)CC2)cc1)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.