Using Nc1cccc(S(=O)(=O)O)c1, O=[N+]([O-])c1ccc(CBr)cc1 to produce O=[N+]([O-])c1ccc(CNc2cccc(S(=O)(=O)O)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.