Using CN(C)CCN1CCN(C(=O)c2sc(C(C)(C)C)cc2[N+](=O)[O-])C(C)(C)C1=O to produce CN(C)CCN1CCN(C(=O)c2sc(C(C)(C)C)cc2N)C(C)(C)C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.