Using COC(=O)c1cc(C(=O)OC)cc(-c2cc(OC)ccc2Cl)c1 to produce COC(=O)c1cc(C(=O)O)cc(-c2cc(OC)ccc2Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.