![(5a，11b)-11-[4-(Dimethylamino)phenyl]-5，17-dihydroxy-19-norpregn-9-ene-3，20-dione cyclic bis(1，2-ethanediyl acetal)](/static/images/placeholder.svg)
(5a，11b)-11-[4-(Dimethylamino)phenyl]-5，17-dihydroxy-19-norpregn-9-ene-3，20-dione cyclic bis(1，2-ethanediyl acetal)
(5a，11b)-11-[4-(Dimethylamino)phenyl]-5，17-dihydroxy-19-norpregn-9-ene-3，20-dione cyclic bis(1，2-ethanediyl acetal)
(5a，11b)-11-[4-(Dimethylamino)phenyl]-5，17-dihydroxy-19-norpregn-9-ene-3，20-dione cyclic bis(1，2-ethanediyl acetal) 99%