Showing structure for C[C@]12CC=C(O[Si](C)(C)C)C=C1CC[C@H]1[C@@H]3CC[C@@](O[Si](C)(C)C)(C(=CO[Si](C)(C)C)O[Si](C)(C)C)[C@@]3(CO[Si](C)(C)C)C[C@H](O)[C@@H]12