Using Cc1ccc(S(N)(=O)=O)cc1, BrCC(CBr)=C(CBr)CBr to produce Cc1ccc(S(=O)(=O)N2CC(CBr)=C(CBr)C2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.