17alpha-Ethynyl-19-norandrost-4-ene-3beta,17-beta-diol diacetate17alpha-Ethynyl-3,17-dihydroxy-4-estrene diacetate17alpha-Ethynyl-4-estrene-3beta,17beta-diol diacetate17alpha-Ethynylestr-4-ene-3beta,17beta-diol acetate19-Nor-17alpha-pregn-4-en-20-yne-3beta,17-diol diacetate3beta, 17beta-Diacetoxy-17alpha-ethynyl-4-oestrene3beta,17beta-Diacetoxy-19-nor-17alpha-pregn-4-en-20-yne17a-Ethynyl-19-norandrost-4-ene-3b,17-b-diol diacetate17a-Ethynyl-19-norandrost-4-ene-3b,17-b-diol diacetic acid17alpha-Ethynyl-19-norandrost-4-ene-3beta,17-beta-diol diacetic acid17Α-ethynyl-19-norandrost-4-ene-3β,17-β-diol diacetate17Α-ethynyl-19-norandrost-4-ene-3β,17-β-diol diacetic acid17a-Ethynyl-3,17-dihydroxy-4-estrene diacetate17a-Ethynyl-3,17-dihydroxy-4-estrene diacetic acid17alpha-Ethynyl-3,17-dihydroxy-4-estrene diacetic acid17Α-ethynyl-3,17-dihydroxy-4-estrene diacetate17Α-ethynyl-3,17-dihydroxy-4-estrene diacetic acid17a-Ethynyl-4-estrene-3b,17b-diol diacetate17a-Ethynyl-4-estrene-3b,17b-diol diacetic acid17alpha-Ethynyl-4-estrene-3beta,17beta-diol diacetic acid17Α-ethynyl-4-estrene-3β,17β-diol diacetate17Α-ethynyl-4-estrene-3β,17β-diol diacetic acid17a-Ethynylestr-4-ene-3b,17b-diol acetate17a-Ethynylestr-4-ene-3b,17b-diol acetic acid17alpha-Ethynylestr-4-ene-3beta,17beta-diol acetic acid17Α-ethynylestr-4-ene-3β,17β-diol acetate17Α-ethynylestr-4-ene-3β,17β-diol acetic acid19-Nor-17a-pregn-4-en-20-yne-3b,17-diol diacetate19-Nor-17a-pregn-4-en-20-yne-3b,17-diol diacetic acid19-Nor-17alpha-pregn-4-en-20-yne-3beta,17-diol diacetic acid19-Nor-17α-pregn-4-en-20-yne-3β,17-diol diacetate19-Nor-17α-pregn-4-en-20-yne-3β,17-diol diacetic acid3b, 17b-Diacetoxy-17a-ethynyl-4-oestrene3Β, 17β-diacetoxy-17α-ethynyl-4-oestrene3b,17b-Diacetoxy-19-nor-17a-pregn-4-en-20-yne3Β,17β-diacetoxy-19-nor-17α-pregn-4-en-20-yneEthynodiol diacetic acidEthinodiol diacetateEthynodiolEtynodiolEthyndiol diacetateDiacetate, ethyndiolEthynodiol diacetate, (17 alpha)-isomerFemulenContinuin(3 beta, 17 alpha)-19-Norpregn-4-en-20-yne-3,17 diol diacetateDiacetate, ethynodiol