Using CCC(O)CNCc1ccc(OC)cc1, O=C(O)c1ccc(Br)cc1C(=O)c1ccccc1 to produce CCC(O)CN(Cc1ccc(OC)cc1)C(=O)c1ccc(Br)cc1C(=O)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.