Using Cc1ccc(S(=O)(=O)Cl)cc1, OCCc1cc2cc(Br)ccc2o1 to produce Cc1ccc(S(=O)(=O)OCCc2cc3cc(Br)ccc3o2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.