Using CC1(C)C(OCC(F)(F)F)C1C(=O)O, BrCc1[nH]ccc1Cc1ccccc1 to produce CC1(C)C(OCC(F)(F)F)C1C(=O)OCc1[nH]ccc1Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.