Using C=CCCN1CCC(S(=O)(=O)c2ccc(O)cc2)C1, Cc1cccc(Br)c1 to produce Cc1cccc(CCCCN2CCC(S(=O)(=O)c3ccc(O)cc3)C2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.