Showing structure for (1ar,3s,4as,7s,8as)-7-hydroxy-3-[(1s,2r,3r)-2-(2-hydroxyethyl)-2-methyl-3-[(2r)-6-methylheptan-2-yl]cyclopentyl]-4a-methyl-hexahydro-1ah-naphtho[1,8a-b]oxiren-4-one