Synonyms: (3beta,17beta)-17-ethynylestr-4-ene-3,17-diyl diacetate - (17beta)-17-ethynylestra-1(10),2,4-triene-3,17-diol (1:1);(3S,8R,9S,10R,13S,14S,17R)-17-Ethinyl-13-methyl-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3,17-diyldiacetat--(8R,9S,13S,14S,17R)-17-ethinyl-13-methyl-7,8,9,11,12,1;(3S,8R,9S,10R,13S,14S,17R)-17-Ethinyl-13-methyl-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3,17-diyldiacetat--(8R,9S,13S,14S,17R)-17-ethinyl-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-3,17-diol(1:1);(3S,8R,9S,10R,13S,14S,17R)-17-ethynyl-13-methyl-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diyl diacetate - (8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,;(3S,8R,9S,10R,13S,14S,17R)-17-ethynyl-13-methyl-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diyl diacetate - (8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diol (1:1);,11,12,13,14,15,16,17-décahydro-6H-cyclopenta[a]phénanthrène-3,17-diol (1:1);12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diol (1:1);3,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-3,17-diol(1:1);diacétate de (3S,8R,9S,10R,13S,14S,17R)-17-éthynyl-13-méthyl-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tétradécahydro-1H-cyclopenta[a]phénanthrène-3,17-diyle - (8R,9S,13S,14S,17R)-17-éthynyl-13-méthyl-7,8,9;diacétate de (3S,8R,9S,10R,13S,14S,17R)-17-éthynyl-13-méthyl-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tétradécahydro-1H-cyclopenta[a]phénanthrène-3,17-diyle - (8R,9S,13S,14S,17R)-17-éthynyl-13-méthyl-7,8,9,11,12,13,14,15,16,17-décahydro-6H-cyclopenta[a]phénanthrène-3,17-diol (1:1)