Chemical Name: (8R,9S,10R,13S,14S,17R)-17-ethynyl-6-hydroperoxy-13-methyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl acetate
Smile: C[C@@]12[C@@]([H])(CC[C@]2(C#C)OC(C)=O)[C@]3([H])CC(OO)C4=CC(CC[C@]4([H])[C@@]3([H])CC1)=O