CC(C)CCC[C@@H](C)[C@H]1CC[C@@H](C2=C[C@H](O)[C@H]3C[C@@H](O)CC[C@]3(C)C2=O)[C@]1(C)CC=CO 3β,6α,11-trihydroxy-9,11-seco-5α-cholest-7-ene-9-one