title: 13C nuclear magnetic resonance spectra of some steroidal unsaturated ketones.
mesh_terms: D000735:Androstenedione; D000736:Androstenes; D007664:Ketosteroids; D009682:Magnetic Resonance Spectroscopy
chemical_list: D000736:Androstenes; D007664:Ketosteroids; D000735:Androstenedione