Using OB(O)c1cc(Cl)c(Cl)c(Cl)c1, C=C(Br)C(F)(F)F to produce C=C(c1cc(Cl)c(Cl)c(Cl)c1)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.