39937-47-8 Gitonin beta-D-Galactopyranoside, (2alpha,3beta,5alpha,25R)-2-hydroxyspirostan-3-yl O-beta-D-galactopyranosyl-(1-2)-O-(beta-D-xylopyranosyl-(1-3))-O-beta-D-glucopyranosyl-(1-4)-