Using COc1ccc(OC)c([Mg]Br)c1, CCOC(=O)c1nc2ccccn2c1C=O to produce CCOC(=O)c1nc2ccccn2c1C(O)c1cc(OC)ccc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.