Using CCCN(CCC)C(=O)c1cc([N+](=O)[O-])cc2nc(Nc3c(C)cc(C)cc3C)sc12 to produce CCCN(CCC)C(=O)c1cc(N)cc2nc(Nc3c(C)cc(C)cc3C)sc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.