Fig. 1

Chemical structures of compounds isolated from the leaves of Elaoephorbia drupifera. Mixture of stigmasterol and β-sitosterol (1 + 2); euphol (3); sitosterol-O-β- _D -xylopyranoside (4); 3,3′,4′-tri-O-methylellagic acid (5); mixture of afzelin and quercetin-3-O-β-_D-xylopyranoside (6 + 7); 3,3′,4′-tri-O-methylellagic acid 4-O-β-_D-glucopyranoside (8); ellagic acid-4-O-β-xylopyranoside-3,3′,4′-trimethyl ether (9)