6-Oxo Etonogestrel ;
13-Ethyl-17-hydroxy-11-methylene-18,19-dinor-17α-pregn-4-en-20-yne-3,6-dione ; (8S,9S,10R,13S,14S,17S)-13-Ethyl-17-ethynyl-17-hydroxy-11-methylene-1,7,8,10,11,12,13,15,16,17-decahydro-2H-cyclopenta[a]phenanthrene-3,6(9H,14H)-dione ;
C22H26O3 ;
Mol. Wt.: 338.44 ;