title: Carbon-13 nuclear magnetic resonance spectra of keto steroids.
mesh_terms: D000731:Androstanes; D055598:Chemical Phenomena; D002621:Chemistry; D002776:Cholestanes; D007664:Ketosteroids; D009682:Magnetic Resonance Spectroscopy
chemical_list: D000731:Androstanes; D002776:Cholestanes; D007664:Ketosteroids