Using Fc1ccccc1Br, NS(=O)(=O)c1cc(C=O)ccc1Cl to produce NS(=O)(=O)c1cc(C(O)c2ccc(F)cc2)ccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.