Using Nc1ccc(N2CCOCC2)cc1N, O=Cc1nn(C2CCCCO2)c2ccc([N+](=O)[O-])cc12 to produce O=[N+]([O-])c1ccc2c(c1)c(-c1nc3cc(N4CCOCC4)ccc3[nH]1)nn2C1CCCCO1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.