Showing structure for CC1(C)[C@@H](O)CC[C@]2(C)C3=C(O[Si](C)(C)C)C=C4[C@H]5C[C@@](C)(C(=O)O[Si](C)(C)C)CC[C@]5(C)CC[C@@]4(C)[C@]3(C)CC[C@@H]12