3-O-glucopyranosyl 3,11,30-trihydroxylup-20(29)-en-23,28-dioic acid 28-O-(1-rhamnopyranosyl-1-4-glucopyranosyl-1-6-glucopyranosyl)ester
3-o-glucopyranosyl 3,11,30-trihydroxylup-20(29)-en-23,28-dioic acid 28-o-(1-rhamnopyranosyl-1-4-glucopyranosyl-1-6-glucopyranosyl)ester