Showing structure for 3-[(3s,6s,9s,9ar,9br)-9-hydroxy-3-[(2r,5r)-3-hydroxy-5-(2-hydroxypropan-2-yl)-2-methyloxolan-2-yl]-6,9a,9b-trimethyl-7-(prop-1-en-2-yl)-decahydrocyclopenta[a]naphthalen-6-yl]propanoic acid