Using CCOC(=O)Cc1ccc(OC)c(-c2ccc(C(F)(F)F)cc2CBr)c1, Sc1ccccc1 to produce CCOC(=O)Cc1ccc(OC)c(-c2ccc(C(F)(F)F)cc2CSc2ccccc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.