Using OCc1cc(Cl)c(O)c(Cl)c1, COC(=O)Cc1ccccc1Br to produce COC(=O)C(Oc1c(Cl)cc(CO)cc1Cl)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.