Using CC(C)NC(=O)CNC(=O)c1cc(N2CCCN(C)CC2)ccc1[N+](=O)[O-] to produce CC(C)NC(=O)CNC(=O)c1cc(N2CCCN(C)CC2)ccc1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.