Using CCOC(OCC)c1ccc(CC(Cc2ccc(Br)cc2)(C(=O)OC)C(=O)OC)cc1 to produce CCOC(OCC)c1ccc(CC(CO)(CO)Cc2ccc(Br)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.