beta-D-Glucopyranoside, (3beta,5alpha,25R)-spirostan-3-yl O-6-deoxy-alpha-L-mannopyranosyl-(1-2)-O-(beta-D-glucopyranosyl-(1-3))-O-beta-D-glucopyranosyl-(1-3)-O-(O-beta-D-xylopyranosyl-(1-4)-6-deoxy-alpha-L-mannopyranocyl-(1-2))-