Using COC(=O)c1ccc2ccccc2c1O, BrCC1COc2ccccc2O1 to produce COC(=O)c1ccc2ccccc2c1OCC1COc2ccccc2O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.