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