252736-72-4 3-O-beta-D-xylopyranosyl-16alpha-hydroxygypsogenic acid 28-O-alpha-D-galactopyranosyl-(1-6)-beta-D- glucopyranosyl-(1-3)-beta-D-glucopyranoside Olean-12-ene-23,28-dioic acid, 16-hydroxy-3-(beta-D-xylopyranosyloxy)-, 28-(O-alpha-D-galactopyranosyl-(1-6)-O-beta-D-glucopyranosyl-(1-6)-O-(beta-D-glucopyranosyl-(1-3))-beta-D-glucopyranosyl) ester, (3beta,4alpha,16alpha)- Saponarioside I