Showing structure for C[C@]12CC=C(O[Si](C)(C)C)C[C@H]1CC[C@@H]1[C@@H]2[C@@H](O)C[C@@]2(C)[C@H]1CC[C@]2(O[Si](C)(C)C)C(=CO[Si](C)(C)C)O[Si](C)(C)C