Using BrCc1ccccc1, CC1=C(C(=O)OC(C)C)C(c2cccc([N+](=O)[O-])c2)n2[nH]c(=O)cc2N1 to produce CC1=C(C(=O)OC(C)C)C(c2cccc([N+](=O)[O-])c2)n2c(cc(=O)n2Cc2ccccc2)N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.