Using COc1ccc(OCc2ccccc2)c(C=O)c1, COc1ccc([Mg]Br)cc1 to produce COc1ccc(C(O)c2cc(OC)ccc2OCc2ccccc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.