Showing structure for 1-(5,6-dimethylhept-3-en-2-yl)-5,5a-dihydroxy-9a,11a-dimethyl-1h,2h,3h,3ah,5h,6h,7h,8h,9h,9bh,10h,11h-cyclopenta[a]phenanthren-7-yl octadeca-9,12-dienoate