Using CC(C)(C)OC(=O)N1CCCC1=O, FC(F)(F)c1ccccc1Br to produce CC(C)(C)OC(=O)N1CCCC1(O)c1ccccc1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.