Using O=C(O)c1n[nH]cc1[N+](=O)[O-], N[C@H]1CC[C@H](O)CC1 to produce O=C(NC1CCC(O)CC1)c1n[nH]cc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.