Synonyms: 24-Nor-5a,13a,14b,17a-chola-1,20,22-triene-3,16-dione,14,15b:21,23-diepoxy-7a-hydroxy-4,4,8-trimethyl-,acetate (8CI); 14,15-Epoxy-14H-cyclopenta[a]phenanthrene,24-norchola-1,20,22-triene-3,16-dione deriv.; Azadiradione 14b,15b-epoxide; Azadiradione, epoxy-; Epoxyazadiradione;Nimbinin