27799-54-8 5-beta-Card-20(22)-enolide, 3-beta-((O-2,6-dideoxy-3,4-O-isopropylidene-beta-D-ribo-hexopyranosyl-(1-4)-O-2,6-dideoxy-beta-D-ribo-hexopyranosyl-(1-4)-2,6-dideoxy-beta-D-ribo-hexopyranosyl)oxy)-12-beta,14-dihydroxy- Digoxin acetonide Mono-O-isopropylidene digoxin O-Isopropylidene digoxin