Synonyms: 5,10-Methano-6H-cyclopenta[a]phenanthrene,5,19-cyclostigmastane deriv.; 5,10-Methano-6H-cyclopenta[a]phenanthrene,17-(4-ethyl-1,5-dimethylhexyl)tetradecahydro-13-methyl-, [5S-[5a,8a,9b,10a,13a,14b,17a(1S*,4S*)]]-; [5S-[5a,8a,9b,10a,13a,14b,17a(1S*,4S*)]]-17-(4-Ethyl-1,5-dimethylhexyl)tetradecahydro-13-methyl-5,10-methano-6H-cyclopenta[a]phenanthrene