preferred_name: 26-O-beta-D-glucopyranosyl-5alpha-furostan-20(22)-ene-3beta,23,26-triol-3-O-beta-D-xylopyranosyl-(1-2)-(beta-D-xylopyranosyl-(1-3))-beta-D-glucopyranosyl-(1-4)-(alpha-L-rhamnopyranosyl-(1-2))beta-D-galactopyranoside