Synonyms: 1H-Cyclobuta[h]cyclopenta[a]phenanthrene,cyclobuta[2,3]cholest-2-ene deriv.; 1H-Cyclobuta[h]cyclopenta[a]phenanthrene,1-(1,5-dimethylhexyl)-2,3,3a,3b,4,5,5a,6,9,9a,9b,10,11,11a-tetradecahydro-9a,11a-dimethyl-,[1R-[1a(R*),3ab,3ba,9aa,9bb,11aa]]-; [1R-[1a(R*),3ab,3ba,9aa,9bb,11aa]]-1-(1,5-Dimethylhexyl)-2,3,3a,3b,4,5,5a,6,9,9a,9b,10,11,11a-tetradecahydro-9a,11a-dimethyl-1H-cyclobuta[h]cyclopenta[a]phenanthrene