( )-Clinoposaponin XI 13,28-Epoxy-16,23-dihydroxyolean-11-en-3-yl-glucopyranosyl-1-2-(glucopyranosyl-1-3)fucopyranoside 159122-01-7 Clinoposaponin XI beta-D-Galactopyranoside, (3beta,16beta)-13,28-epoxy-16-hydroxyolean-11-en-3-yl O-beta-D-glucopyranosyl-(1-2)-O-(beta-D-glucopyranosyl-(1-3))-6-deoxy-