3-beta-O-(alpha-L-rhamnopyranosyl(1-4)O-beta-D-glucopyranosyl)16-alpha-hydroxy-olean-12-en(13)-28-oic acid
3-beta-o-(alpha-l-rhamnopyranosyl(1-4)o-beta-d-glucopyranosyl)16-alpha-hydroxy-olean-12-en(13)-28-oic acid