Using CS(=O)(=O)C1Cc2cc(Cl)ccc2C1=O, F[B-](F)(F)F to produce CS(=O)(=O)C1(F)Cc2cc(Cl)ccc2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.