Using CC(C)(Br)C(=O)c1cncnc1, Oc1ccc(OC(F)(F)F)cc1 to produce CC(C)(Oc1ccc(OC(F)(F)F)cc1)C(=O)c1cncnc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.