Using O=C(O)c1n[nH]cc1[N+](=O)[O-], Nc1ccc(CN2CCOCC2)cc1N to produce O=[N+]([O-])c1c[nH]nc1-c1nc2cc(CN3CCOCC3)ccc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.