Showing structure for C[Si](C)(C)OCC1OC(OC(=O)C2=CC(O)=C(O)C(O[Si](C)(C)C)=C2)C2OC(=O)C3=CC(O)=C(O)C(O)=C3C3C(C(=O)O)CC(=O)OC3C(=O)OC1C2O[Si](C)(C)C