Showing structure for CC(C)(C)[Si](C)(C)OC1=CC=C(C(=O)OCC2OC(OC3=CC(O)=C4C(=O)C=C(C5=CC=C(O)C(O)=C5)OC4=C3)C(O)C(O)C2O[Si](C)(C)C(C)(C)C)C=C1