Using CCOC(=O)C(C)c1ccc2c(c1)C(=O)CC(C(C)(C)C)O2 to produce CC(C(=O)O)c1ccc2c(c1)C(=O)CC(C(C)(C)C)O2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.