Using CCOc1c(Cl)cc(C(=O)Nc2ccc(C(=O)OC(C)(C)C)c(OC)c2)cc1Cl to produce CCOc1c(Cl)cc(C(=O)Nc2ccc(C(=O)O)c(O)c2)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.