Using FC(F)(F)c1ccc(CBr)cc1, CCOC(=O)Cc1cccc(O)c1 to produce CCOC(=O)Cc1cccc(OCc2ccc(C(F)(F)F)cc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.