title: A synthesis of aromatic steroids.
mesh_terms: D004962:Estranes / Q000138:chemical synthesis*; D004963:Estrenes / Q000138:chemical synthesis*; D009682:Magnetic Resonance Spectroscopy; D013058:Mass Spectrometry; D008722:Methods; D012632:Secosteroids / Q000138:chemical synthesis
chemical_list: D004962:Estranes; D004963:Estrenes; D012632:Secosteroids