869627-85-0

3(R,S)-Hydroxy Desogestrel (17a)-13-Ethyl-11-methylene-18,19-dinorpregn-4-en-20-yne-3,17-dio (17a)-13-Ethyl-11-methylene-18,19-dinorpregn-4-en-20-yne-3,17-diol (17α)-13-Ethyl-11-Methylene-18,19-dinorpregn-4-en-20-yne-3,17-diol 18,19-Dinorpregn-4-en-20-yne-3,17-diol, 13-ethyl-11-methylene-, (17α)- (9CI)