Showing structure for CC(C)(C)[Si](C)(C)OC1=CC=C(/C=C\C2=CC(OC3OC(COS(=O)(=O)O[Si](C)(C)C(C)(C)C)C(O)C(O)C3O)=CC(O[Si](C)(C)C(C)(C)C)=C2)C=C1