Synonyms
ST 1435;NESTORONE;NESTORON;17-Hydroxy-16-methylene-19-norpregn-4-ene-3,20-dione acetate;Elcometrine;17-(ACETYLOXY)-16-METHYLENE-19-NORPREGN-4-ENE-20-DIONE;16-Methylene-17-hydroxy-19-norpregn-4-ene-3,20-dione acetate;16-Methylene-17-alpha-acetoxy-19-nor-4-pregnene-3,20-dione