Using OB(O)c1ccco1, Cc1ccc(-c2ccc(S(C)(=O)=O)c(F)c2)n1-c1ccc(Br)cc1 to produce Cc1ccc(-c2ccc(S(C)(=O)=O)c(F)c2)n1-c1ccc(-c2ccco2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.