Showing structure for CC(C)(C)[Si](C)(C)OC(=O)C1=CC(OC2=C(O)C(O)=C(O)C=C2C(=O)OCC2=CC(O)=C(OC3OC(CO)C(O)C(O)C3O)C(O)=C2)=C(O)C(O[Si](C)(C)C(C)(C)C)=C1