Using O=C([O-])[O-], CC(C)(CC(C)(c1ccccc1)c1ccc(O)cc1)c1ccccc1 to produce CC(C)(CC(C)(c1ccccc1)c1ccc(O)c(C(=O)O)c1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.