title: Isolation and characterization of a new steroid 3 alpha-hydroxy-17-methyl-18-nor-5 beta-androst-13(17)-ene-16-one occurring in human urine.
mesh_terms: D000737:Androstenols / Q000652:urine*; D055598:Chemical Phenomena; D002621:Chemistry; D006801:Humans; D008297:Male; D013057:Spectrum Analysis / Q000379:methods
chemical_list: D000737:Androstenols; C033208:3-hydroxy-17-methyl-18-norandrost-13(17)-ene-16-one