Using COC(=O)c1cc(Cl)c(O)cc1O, COc1ccc(CCl)cc1 to produce COC(=O)c1cc(Cl)c(OCc2ccc(OC)cc2)cc1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.