Showing structure for CC1=C2[C@H]3OC(=O)[C@@H](C)[C@@H]3CC[C@](C)(O[Si](C)(C)C)[C@@H]2[C@H]2[C@@H]3[C@@H](O)[C@@]4(C)O[C@]5(C)CC[C@H]6[C@H](C)C(=O)O[C@@H]6C4([C@@H]12)[C@@H]35