(1S,2S,5R,7S,10R,11S,15R)-2,15-dimethyltetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadec-13-en-5-ol
(1S,2S,5R,7S,10R,11S,15R)-2,15-dimethyltetracyclo[8.7.0.02,7.011,15]heptadec-13-en-5-ol
(3aS,3bR,5aS,7R,9aS,9bS,11aR)-9a,11a-dimethyl-3H,3aH,3bH,4H,5H,5aH,6H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-7-ol