Showing structure for CC(C)(C)[Si](C)(C)OC1=CC(/C=C/C(=O)O[C@H]2[C@H](O[Si](C)(C)C(C)(C)C)C[C@](O[Si](C)(C)C(C)(C)C)(C(=O)O)C[C@H]2O[Si](C)(C)C(C)(C)C)=CC=C1O