(1R,3aS,3bR,7aS,8aR,8bR,8cR,10aS)-1-acetyl-1-ethoxy-5-fluoro-8b,10a-dimethyl-2,3,3a,3b,7a,8,8a,8b,8c,9,10,10a-dodecahydrocyclopenta[a]cyclopropa[g]phenanthren-7(1H)-one
CAS No. 67580-43-2