Using BrCc1ccccc1, CCOC(=O)Cc1cc(O)cc(O)c1 to produce CCOC(=O)Cc1cc(OCc2ccccc2)cc(OCc2ccccc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.