9α,11-carbonyldioxy-12-propanedionyldrim-7-ene

(4bS,8aS)-2-isopropyl-4b,8,8-trimethyl-1,2,3,4,4a,4b,5,6,7,8,8a,9-dodecahydrophenanthrene-1,2-diol

12-propandionyldrim-7-ene-9α,11-diol

(-)-drim-7-ene-9α,11,12-triol