Using O=S(=O)(Cc1ccccc1CBr)c1ccccc1, CCOC(=O)CN1CCNCC1 to produce CCOC(=O)CN1CCN(Cc2ccccc2CS(=O)(=O)c2ccccc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.