Using Nc1cc(Br)ccc1C(=O)O, O=S(=O)(Cl)c1ccccc1 to produce O=C(O)c1ccc(Br)cc1NS(=O)(=O)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.