Using Cc1ccc(NC(=O)c2cc([N+](=O)[O-])ccc2Cl)c(O)c1 to produce Cc1ccc2c(c1)Oc1ccc([N+](=O)[O-])cc1C(=O)N2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.