Using CCOc1cc(N2CCN(CCS(C)(=O)=O)CC2)c(CC)cc1[N+](=O)[O-] to produce CCc1cc(N)c(OC)cc1N1CCN(CCS(C)(=O)=O)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.