CC(=O)O[C@@H]1C[C@]2(C)[C@@H](C(C)CCC=C(C)C)CC[C@H]2[C@@H]2C[C@@H](O)[C@@]3(O)C[C@@H](O)CC[C@]3(C)[C@H]21 11α-acetoxy-cholesta-24-en-3β,5α,6β-triol