Using COc1cc2c(cc1OC)C(=O)OC2=O, Cl[Mg]c1ccccc1 to produce COc1cc(C(=O)O)c(C(=O)c2ccccc2)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.