Using COC(=O)c1ccc(C(=O)[O-])cc1, COc1ccccc1OC to produce COC(=O)c1ccc(C(=O)c2ccc(OC)c(OC)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.