Synonyms: 1H-Cyclobuta[g]cyclopenta[a]phenanthrene,cyclobut[1,2]androst-1-ene deriv.; 1H-Cyclobuta[g]cyclopenta[a]phenanthrene,2,3,3a,3b,4,5,5a,6,7,9b,9c,10,11,11a-tetradecahydro-9b,11a-dimethyl-, [3aS-(3aa,3bb,9bb,9ca,11ab)]-; [3aS-(3aa,3bb,9bb,9ca,11ab)]-2,3,3a,3b,4,5,5a,6,7,9b,9c,10,11,11a-Tetradecahydro-9b,11a-dimethyl-1H-cyclobuta[g]cyclopenta[a]phenanthrene