Using CC1N=C(c2ccccc2Cl)c2cc([N+](=O)[O-])ccc2NC1=O, O=C([O-])[O-] to produce CC1N=C(c2ccccc2Cl)c2cc([N+](=O)[O-])ccc2N(C)C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.