IMPPAT Phytochemical information: 
8-[(10R,13S,17R)-10,13-dimethyl-1-oxo-4,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl]-5-methyl-4-methylidene-2,6-dioxabicyclo[3.3.1]nonan-3-one

8-[(10R,13S,17R)-10,13-dimethyl-1-oxo-4,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl]-5-methyl-4-methylidene-2,6-dioxabicyclo[3.3.1]nonan-3-one