Using Nc1cc(F)c(F)cc1[N+](=O)[O-], CCOC(=O)C(=O)C(=O)OCC to produce CCOC(=O)c1nc2cc(F)c(F)cc2[nH]c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.