英文同义词: | 18,19-dinorpregn-4-en-20-yn-3-one,13-ethyl-17-hydroxy-,(8-alpha,9-beta,10-alp;dextronorgestrel;(-)-NORGESTREL 98%;extronorgestrel;l-norgestre1;(8α,9β,10α,13α,14β)-13-Ethyl-17-hydroxy-18,19-dinorpregn-4-en-20-yn-3-one;(8S,9R,10S,13R,14R,17S)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one;13-alpha,14-beta)-h |