27799-57-1 5-beta-Card-20(22)-enolide, 3-beta-((O-2,6-dideoxy-3,4-O-ethylidene-beta-D-ribo-hexopyranosyl-(1-4)-O-2,6-dideoxy-beta-D-ribo-hexopyranosyl-(1-4)-2,6-dideoxy-beta-D-ribo-hexopyranosyl)oxy)-14-hydroxy- Mono-ethylidene digitoxin