Using BrCc1ccccc1, CCOC(=O)N1CCC(N)C(OC)C1 to produce CCOC(=O)N1CCC(N(Cc2ccccc2)Cc2ccccc2)C(OC)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.