Showing structure for C=C[C@@]1(C)C(=O)C=C2C(=CC[C@@H]3C(C)(C)C(O[Si](C)(C)C(C)(C)C)=C(O[Si](C)(C)C(C)(C)C)C[C@@]23C)[C@@H]1O[Si](C)(C)C(C)(C)C