Using O=C(OCc1ccc([N+](=O)[O-])cc1)N1CCn2nc(CO)cc2C1 to produce O=Cc1cc2n(n1)CCN(C(=O)OCc1ccc([N+](=O)[O-])cc1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.