Showing structure for CC(C)(C)[Si](C)(C)OC1=CC[C@]2(C)[C@H]3C(O[Si](C)(C)C(C)(C)C)=C[C@@]4(C)[C@@H](CC[C@]4(O)C(=CO)O[Si](C)(C)C(C)(C)C)[C@@H]3CC[C@@H]2C1