Showing structure for CC(C)(C)[Si](C)(C)OC1=C(O)C=C(C2OC3=CC(O)=CC(O)=C3C(C3=C(O)C=C(O)C4=C3OC(C3=CC(O)=C(O)C(O)=C3)C(O)C4)C2O)C=C1O