Using CC(C)c1ccc2oc(C(=O)COc3ccc(C=O)cc3)cc2c1 to produce CC(C)c1ccc2oc(C(O)COc3ccc(CO)cc3)cc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.