(2alpha,3beta)-23-sulphonyl-2,3-dihydroxyurs-12-en-28-oic acid O-alpha-L-rhamnopyranosyl-(1-4)-O-beta-D-glucopyranosyl-(1- 6)-O-beta-D-glucopyranosyl ester
(2alpha,3beta)-23-sulphonyl-2,3-dihydroxyurs-12-en-28-oic acid o-alpha-l-rhamnopyranosyl-(1-4)-o-beta-d-glucopyranosyl-(1- 6)-o-beta-d-glucopyranosyl ester