| 17-beta-hydroxy-17-alpha-(1-propynyl)-estr-4-en-3-on |
| 17-alpha-methylethynyl-19-nortestosterone |
| 17-beta-hydroxy-17-(1-propynyl)estr-4-en-3-one |
| 17-beta-hydroxy-17-alpha-(1-propynyl)estr-4-en-3-one |
| 21-methylnorethisterone |
| 17-beta-hydroxy-17-(1-propynyl)-estr-4-en-3-on |
| 17-beta-hydroxy-18,21,24-trinor-17-alpha- chol-4-en-20-yn-3-one |
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