Using CC(=O)[O-], O=C(O)C=CC(=O)Nc1ccc2ncnc(Nc3cccc(Br)c3)c2c1 to produce CC(=O)N(c1cccc(Br)c1)c1ncnc2ccc(N3C(=O)C=CC3=O)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.