Using OC1(c2cccc(Br)c2)CCNCC1, Cc1ccc(S(=O)(=O)O)cc1 to produce Brc1cccc(C2=CCN(Cc3ccccc3)CC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.