(8R,9S,10R,13S,14S,17R)-3,17-diethynyl-13-methyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl acetate
(8R,9S,10R,13S,14S,17R)-3,17-diethynyl-13-methyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl acetate