17575-21-2 Card-20(22)-enolide, 3-[(O-.beta.-D-glucopyranosyl-(1.fwdarw.4)-O-3-O-acetyl-2,6-dideoxy-.beta.-D-ribo-hexopyranosyl-(1.fwdarw.4)-O-2,6-dideoxy-.beta.-D-ribo-hexopyranosyl-(1.fwdarw.4)-2,6-dideoxy-.beta.-D-ribo-hexopyranosyl)oxy]-14,16-dihydroxy-, (3.beta.,5.beta.,16.beta.)- Digilanide B LANATOSIDE B NSC7535