Using Cc1ccc2c(Br)c(O)c(C)cc2n1, O=S(=O)(OS(=O)(=O)C(F)(F)F)C(F)(F)F to produce Cc1ccc2c(Br)c(OS(=O)(=O)C(F)(F)F)c(C)cc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.