Showing structure for C[Si](C)(C)OC1=CC2=C(C3=C1CC(OC(=O)C1=CC(O)=C(O)C(O)=C1)C(C1=CC(O)=C(O)C(O)=C1)O3)C1(O)C(=O)OC(C(CO)O[Si](C)(C)C)C1(O)O2