Using OB(O)c1ccc(OC(F)(F)F)cc1, CCOC(=O)c1cc2cc(Br)ccc2n1Cc1ccc(C)cc1 to produce CCOC(=O)c1cc2cc(-c3ccc(OC(F)(F)F)cc3)ccc2n1Cc1ccc(C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.