Showing structure for CC12CC=C(O[Si](C)(C)C(C)(C)C)C=C1CCC1C2C(O[Si](C)(C)C(C)(C)C)CC2(C)C1CCC2(O[Si](C)(C)C(C)(C)C)C(=O)CO[Si](C)(C)C(C)(C)C