[Steroids and sex hormones. Partial synthesis of batrachotoxinin A].
D000470:Alkaloids / Q000138:chemical synthesis*; D002855:Chromatography, Thin Layer; D011278:Pregnanes / Q000138:chemical synthesis; D011758:Pyrroles / Q000138:chemical synthesis; D013057:Spectrum Analysis; D014118:Toxins, Biological / Q000138:chemical synthesis*
D000470:Alkaloids; D011278:Pregnanes; D011758:Pyrroles; D014118:Toxins, Biological