Using COC(=O)c1cc(N)c(N)c([N+](=O)[O-])c1, O=N[O-] to produce COC(=O)c1cc([N+](=O)[O-])c2nn[nH]c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.