Using Br[Mg]c1ccccc1, CCOC(=O)CCCCCCCOCc1ccccc1 to produce OC(CCCCCCCOCc1ccccc1)(c1ccccc1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.