Showing structure for C/C(=C/C(=O)CC(C)C(=O)O)C1C=C(O[Si](C)(C)C)C2(C)C3=C(C(O[Si](C)(C)C)=CC12C)C1(C)CCC(O[Si](C)(C)C)C(C)(C)C1CC3O[Si](C)(C)C