Using CC(C)(C)OC(=O)CC(Cc1ccc(-c2ccccc2)cc1)C(=O)OCc1ccccc1 to produce CC(C)(C)OC(=O)CC(Cc1ccc(-c2ccccc2)cc1)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.