Showing structure for CC(C)(C)[Si](C)(C)OC1=CC=C(C2OC3=C(CC2O[Si](C)(C)C(C)(C)C)C(O)=CC(O)=C3C2C3=CC=C(O)C=C3OC(C3=CC=C(O)C(O)=C3)C2O)C=C1O