5-beta-Card-20(22)-enolide, 5,14-dihydroxy-3-beta-((beta-D-glucopyranosyl)oxy)-19-oxo, 2',3',4',6'-tetraacetate FH4977000 Strofantidina beta-glucoside tetracetato [Italian] Strophanthidin-beta-tetraacetyl-d-glucoside