英文同义词: | (13S)-13-Ethyl-18,19-dinor-5β-pregn-20-yne-3β,17α-diol;3α,5β-Tetrahydronorgestrel;(3α,5β,17α)-13-Ethyl-18,19-ninorpregn-20-yne-3,17-diol;13-Ethyl-18,19-dinor-5β,17α-pregn-20-yne-3α,17-diol;d-3α,5β-Tetrahydronorgestrel;3α,5β-Tetrahydro Norgestrel;3-alfa,5-beta-Tetrahydro;18,19-Dinorpregn-20-yne-3,17-diol, 13-ethyl-, (3α,5β,17α)- |