Using CN1CC(N)CCC1=O, CCOC(=O)c1nc(Br)n(C(C)C)c1C(O)c1ccc(Cl)cc1 to produce CCOC(=O)c1nc(Br)n(C(C)C)c1C(NC1CCC(=O)N(C)C1)c1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.