Using OCCN1CCNCC1, CS(=O)(=O)O[C@@H]1C[C@@H](C(=O)O)N(C(=O)OCc2ccc([N+](=O)[O-])cc2)C1 to produce CS(=O)(=O)O[C@@H]1C[C@@H](C(=O)N2CCN(CCO)CC2)N(C(=O)OCc2ccc([N+](=O)[O-])cc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.