CC(C)[C@@H]1C[C@H]([C@@H](C)[C@H]2CC[C@@]3(C)C4=C(CC[C@]23C)[C@@]2(C)CC[C@H](O)C(C)(C)C2CC4)OC1=O	5α-lanosta-8-en-3β,22ξ-dihydroxy-22(R),24(S)-lactone