Using Cc1ccc2nc(-c3ccc(NC(=O)c4ccccc4[N+](=O)[O-])cc3)sc2c1 to produce Cc1ccc2nc(-c3ccc(NC(=O)c4ccccc4N)cc3)sc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.