Using CNc1ccccc1, CCOC(=O)c1cnc2n(c1=O)C(C)CCC2Br to produce CCOC(=O)c1cnc2n(c1=O)C(C)CCC2N(C)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.