Showing structure for CC(C)(C)[Si](C)(C)OC1=CC(C2OC3=CC(O[Si](C)(C)C(C)(C)C)=C(C4OC(CO)C(O)C(O)C4O)C(O)=C3CC2O[Si](C)(C)C(C)(C)C)=CC=C1O