Showing structure for C[Si](C)(C)OC1C(O)C(CO)OC(OCC2OC(OCC3OC(O)C(O[Si](C)(C)C)C(O[Si](C)(C)C)C3O)C(O)C(O[Si](C)(C)C)C2O[Si](C)(C)C)C1O