Using CC(C)(Br)C=O, O=[N+]([O-])c1cc(C(F)(F)F)ccc1O to produce CC(C)(C=O)Oc1ccc(C(F)(F)F)cc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.