Showing structure for (1r,3as,3br,5as,7r,8r,9ar,9bs,11ar)-3a,8-dihydroxy-7-{[(2s,3r,5r)-3-hydroxy-3-(methoxycarbonyl)-5-methyloxolan-2-yl]oxy}-11a-methyl-1-(5-oxo-2h-furan-3-yl)-tetradecahydrocyclopenta[a]phenanthrene-9a-carboxylic acid