Using Cc1cc(C)n(CC(=O)N2CCN(c3ccccc3[N+](=O)[O-])CC2)n1 to produce Cc1cc(C)n(CC(=O)N2CCN(c3ccccc3N)CC2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.