| 19-nor-17-alpha-pregn-4-en-20-yne-3-beta,17-diol, diacetate |
| (3-beta,17-alpha)-19-norpregn-4-en-20-yne-3,17-diol diacetate |
| 17-alpha-ethynyl-19-norandrost-4-ene-3-beta,17-beta-diol diacetate |
| 17-alpha-ethynyl-3,17-dihydroxy-4-estrene diacetate |
| 17-alpha-ethynyl-4-estrene-3-beta,17-beta-diol diacetate |
| 17-alpha-ethynyl-4-estrene-3-beta,17-diol diacetate |
| 17-alpha-ethynylestr-4-ene-3-beta,17-beta-diol acetate |
| 3-beta, 17-beta-diacetoxy-17-alpha-ethynyl-4-oestrene |
| 3-beta,17-beta-diacetoxy-19-nor-17-alpha-pregn-4-en-20-yne |
| 8080 c. b. |
| beta-ethynodiol diacetate |
| cervicundin |
| ethinodiol diacetate |
| ethynodiol acetate |
| ethynodiol diacetate |
| femulen |
| luto-metrodiol |
| metrodiol |
| metrodiol diacetate |
| ovulen 50 |
| sc 11800 |
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