Using CCc1n[nH]c(C(N)=O)c1[N+](=O)[O-], ClCc1cccnn1 to produce CCc1c([N+](=O)[O-])c(C(N)=O)nn1Cc1cccnn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.