Showing structure for CC(C)(C)[Si](C)(C)OC(=O)[C@H]1O[C@@H](O[C@@H]2CC[C@]3(C)[C@H]4CC[C@]5(C)C(=O)CC[C@H]5[C@@H]4CC[C@@H]3C2)[C@H](O)[C@@H](O)[C@@H]1O