Using CCOC(=O)c1nn(CC(=O)Nc2cccc(F)c2)cc1[N+](=O)[O-] to produce CCOC(=O)c1nn(CC(=O)Nc2cccc(F)c2)cc1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.