7,8-(Epoxymethano)-2H,6H-cyclobuta(5,6)benz(1,2-e)oxireno(4',4'a)-1-benzopyrano(5',6':6,7)indeno(1,2-b)indole-3,4b(5H)-diol,12-chloro-3,3a,6a,7,7d,8,9,9a,10,11,14,14b,14c,15,16,16a-hexadecahydro-14b,14c,17,17-tetramethyl-10-methylene-2-(1-methylethenyl)-, (2R,3S,3aR,4aS,4bS,6aR,7S,7dS,8S,9aS,14bS,14cR,16aS)- 78213-65-7