From the fractions, namely I and J, by silica gel chromatography with hexane-ethyl acetate as mobile phase in gradient elution, two compounds, namely 1 (11 mg) and 2 (1.72 g), were obtained Based on MS, NMR data, and previously reported literatures, structures of 1, 2 were elucidated to be oleanolic acid and ursolic acid, respectively.