黄体酮

孕烯醇酮

16-去氢黄体酮

17α-hydroxy-21-chloro-4-pregnene-3,20-dione

(8R,10R,13S,Z)-10,13-dimethyl-17-(1-((tripropylsilyl)oxy)ethylidene)-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one