3-O-beta-D-glucopyranosyl-3-beta-hydroxyolean-12-en-28-oic acid 28-O-(alpha-L-rhamnopyranosyl-(1-2)-beta-D-glucopyranosyl)ester
3-o-beta-d-glucopyranosyl-3-beta-hydroxyolean-12-en-28-oic acid 28-o-(alpha-l-rhamnopyranosyl-(1-2)-beta-d-glucopyranosyl)ester