28719-24-6 5-beta-CARD-20(22)-ENOLIDE, 3-beta-((2,6-DIDEOXY-3,4-O-(alpha-METHYLBENZYLIDENE) 5-beta-Card-20(22)-enolide, 3-beta-((2,6-dideoxy-3,4-O-(alpha-methylbenzylidene)-beta-D-ribo-hexopyranosyl)oxy)-5,14-dihydroxy-19-oxo- Acetophenonehelveticoside Acetophenonhelveticosid [German]