Showing structure for C[Si](C)(C)OC1=CC=C(C2=C(OC3OC(CO)C(O)C(O)C3OC(=O)/C=C/C3=CC=C(O)C=C3)C(=O)C3=C(O[Si](C)(C)C)C=C(O)C=C3O2)C=C1