Showing structure for (2r,4r,6r,10z,12s,14s,16e,18r)-8-ethyl-11,19-dihydroxy-20-{5'-[(1r)-1-hydroxyethyl]-2,5'-dimethyl-[2,2'-bioxolan]-5-yl}-2,4,6,12,14,18-hexamethyl-9-oxoicosa-10,16-dienoic acid