3-[2,3,5,6-tetrafluoro-4-(trifluoromethyl)phenoxy]pregna-3,5-diene-20-one

Desoxy-corticosteron-triphenylmethylether

黄体酮环20-(乙烯缩醛)

(8S,9S,10R,13S,14S,17S)-10,13-dimethyl-17-(2-methyl-1,3-dioxolan-2-yl)-1,2,4,7,8,9,10,13,14,15,16,17-dodecahydrospiro[cyclopenta[a]phenanthrene-3,2'-[1,3]dioxolane]

pregn-4-ene-3,20-diol