Using COC(=O)c1cc(=O)c2cc(OC)cc([N+](=O)[O-])c2o1 to produce COC(=O)c1cc(=O)c2cc(OC)cc(N)c2o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.