| 英文名称: | | a-nor-17-alpha-pregn-20-ene-2-beta,17-beta-diol, 2-alpha-ethynyl-20,21,21-trifl | | 2-alpha-ethynyl-20,21,21-trifluoro-a-nor-17-alpha-pregn-20-ene-2-beta,17 -bet | | a-diol | | 17-beta-diol,2-alpha-ethynyl-20,21,21-trifluoro-a-nor-17-alpha-pregn-20-ene-2-bet |
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