Using Nc1nccc(Cl)c1[N+](=O)[O-], Nc1ccc(O)c2ncccc12 to produce Nc1nccc(Oc2ccc(N)c3cccnc23)c1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.