Using CC(C)(C)OC(=O)C(C)(C)Oc1ccc(C(=O)OCc2ccccc2)cc1 to produce CC(C)(C)OC(=O)C(C)(C)Oc1ccc(C(=O)O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.