Using C=C[Mg]Cl, COc1cc(OC)nc(Oc2cccc3c2C(=O)OC3O)n1 to produce C=CC1OC(=O)c2c(Oc3nc(OC)cc(OC)n3)cccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.