Using CS(=O)(=O)O[C@@H]1C[C@@H](COCC(=O)O)N(C(=O)OCc2ccc([N+](=O)[O-])cc2)C1, CCN(CC)CC to produce CS(=O)(=O)O[C@@H]1C[C@@H](COCC(N)=O)N(C(=O)OCc2ccc([N+](=O)[O-])cc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.