title: Pentacyclic steroids, Part XVI: Studies on the total syntheses of racemic 1,6-dithiabenz[3,4]estra-3, 5(10),8,14-tetraen-17-one and its D-homo analogue.
mesh_terms: D004963:Estrenes / Q000138:chemical synthesis*; D007202:Indicators and Reagents; D007536:Isomerism; D009682:Magnetic Resonance Spectroscopy; D013058:Mass Spectrometry; D013055:Spectrophotometry, Infrared; D013260:Steroids, Heterocyclic / Q000138:chemical synthesis*; D013329:Structure-Activity Relationship
chemical_list: D004963:Estrenes; D007202:Indicators and Reagents; D013260:Steroids, Heterocyclic; C039041:1,6-dithiabenz(3,4)homoestra-3,5(10),8,14-tetraen-17-one; C039043:1,6-dithiabenz(3,4)estra-3,5(10),8,14-tetraen-17-one