Using Cc1ccc(-c2ccccc2[N+](=O)[O-])c2c1C(=O)N(Cc1ccccc1)C2=O to produce Cc1cc2[nH]c3ccccc3c2c2c1C(=O)N(Cc1ccccc1)C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.