Using BrCc1ccc2ccccc2c1, CC(C)(C)OC(=O)N1CCN(Cc2ccccc2)CC1 to produce CC(C)(C)OC(=O)N1CCN(Cc2ccccc2)CC1Cc1ccc2ccccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.