Using O=[N+]([O-])c1cccc(CBr)c1, Nc1nc2ncnc-2c(-c2ccco2)[nH]1 to produce Nc1nc(-c2ccco2)c2ncn(Cc3cccc([N+](=O)[O-])c3)c2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.