Using O=Cc1ccc([N+](=O)[O-])cc1, CS(=O)(=O)N1CC(CCl)c2ccc(N)cc21 to produce CS(=O)(=O)N1CC(CCl)c2ccc(NCc3ccc([N+](=O)[O-])cc3)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.