Using CCn1nc(-c2ccccc2)c(C(C)=O)c([N+](=O)[O-])c1=O, Nc1c(Cl)cncc1Cl to produce CCn1nc(-c2ccccc2)c(C(C)=O)c(Nc2c(Cl)cncc2Cl)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.