Using Nc1nonc1-c1nc2ccccc2n1CC(=O)c1ccc(Cl)c([N+](=O)[O-])c1 to produce Nc1cc(C(=O)Cn2c(-c3nonc3N)nc3ccccc32)ccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.