.beta.-D-Galactopyranoside, (2.alpha.,3.beta.,5.alpha.,15. beta.,25R)-2,15-dihydroxyspirostan-3-yl O-.beta.-D-gluco pyranosyl-(1.fwdarw.3)-O-.beta.-D-galactopyranosyl-(1.fwdarw .2)-O-[.beta..-D-xylopyranosyl-(1.fwdarw.3)]-O-.beta.-D-glucopyranosyl-(1.fwdarw.4)- 11024-24-1 Digitonin NSC710091