Using CS(=O)(=O)c1ccc(C=O)cc1F, CC[N+](=O)[O-] to produce CC(=Cc1ccc(S(C)(=O)=O)c(F)c1)[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.