Synonyms: (3r,5s,8r,9s,10s,13s,14s,17s)-10,13-dimethylhexadecahydrospiro[cyclopenta[a]phenanthrene-3,2'-oxiran]-17-ol;AC1L63OT;AC1Q59X9;KST-1A3372;NSC92342;AR-1A4440;NSC-92342;(3R,5S,8R,9S,10S,13S,14S,17S)-10,13-dimethylspiro[1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthrene-3,2'-oxirane]-17-ol