Using FC1=C(F)C(F)(F)C(F)(F)C1(F)F, C=Cc1ccc(-c2cc(Br)c(-c3ccccc3)s2)cc1 to produce C=Cc1ccc(-c2cc(C3=C(F)C(F)(F)C(F)(F)C3(F)F)c(-c3ccccc3)s2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.