Using O=C(Cc1ccccc1O)N1CCNCC1, CC(Br)C(=O)c1ccccc1 to produce CC(C(=O)c1ccccc1)N1CCN(C(=O)Cc2ccccc2O)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.