Using Cc1ccc(S(=O)(=O)Oc2ccc(Br)c(O)c2)cc1, COCCl to produce COCOc1cc(OS(=O)(=O)c2ccc(C)cc2)ccc1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.