Using Fc1cc(C(F)(F)F)ccc1Br, CCCCC(CC)COC(=O)CCS to produce CCCCC(CC)COC(=O)CCSc1ccc(C(F)(F)F)cc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.