13-Ethyl-17-hydroxy-11-methylene-18,19-dinor-17α-pregna-4,6-dien-20-yn-3-one ; (8S,9S,10R,13S,14S,17S)-13-Ethyl-17-ethynyl-17-hydroxy-11-methylene-1,10,11,12,13,15,16,17-octahydro-2H-cyclopenta[a]phenanthren-3(8H,9H,14H)-one ;
C22H26O2 ;
Mol. Wt.: 322.44 ;