InChI=1/C28H46O/c1-16-5-7-20-17(2)26-23(22(20)13-16)15-25-21-8-6-18-14-19(29)9-11-27(18,3)24(21)10-12-28(25,26)4/h16-26,29H,5-15H2,1-4H3/t16-,17+,18?,19-,20?,21?,22?,23?,24?,25?,26?,27-,28-/m0/s benzo[4,5]pentaleno[2,1-a]phenanthren-2-ol, tetracosahydro-4a,6a,7,10-tetramethyl-, (2S,4aS,6aS,7R,10S)- rel-(2R,4aR,6aR,7S,10R)-4a,6a,7,10-tetramethyltetracosahydrobenzo[4,5]pentaleno[2,1-a]phenanthren-2-ol