(8S,9S,13S,14S)-17-((4-methoxyphenyl)ethynyl)-13-methyl-7,8,9,11,12,13,14,15-octahydro-6H-cyclopenta[a]phenanthren-3-yl trifluoromethanesulfonate
(8S,9S,13S,14S)-17-((1-hydroxycyclohexyl)ethynyl)-13-methyl-7,8,9,11,12,13,14,15-octahydro-6H-cyclopenta[a]phenanthren-3-yl trifluoromethanesulfonate
17β-(N,N-diisopropylcarbamoyl)estra-1,3,5(10)-triene-3-carboxylic acid
17β-(N-tert-butylcarbamoyl)estra-1,3,5(10)-triene-3-carboxylic acid