| 英文名称: | | 5(10)-trien-20-yne-3,17-diol, 11-beta-ethyl-19-nor-17-alpha-pregna-3 | | 11-beta-ethyl-17-alpha-ethinylestradiol | | 11-beta-ethyl-19-nor-17-alpha-pregna-1,3,5(10)-trien-20-yne-3,17-diol | | 5(10)-trien-20-yne-3,17-diol,11-beta-ethyl-19-nor-17-alpha-pregna-3 |
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