Using Cc1c(C(=O)OC(C)(C)C)oc2ccc(C=O)c(O)c12 to produce Cc1c(C(=O)OC(C)(C)C)oc2ccc(CO)c(O)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.