Showing structure for C[Si](C)(C)OC=C(OC1OC(CO)C(O)C(O)C1O)C(OC1OC(CO)C(O[Si](C)(C)C)C(O)C1O[Si](C)(C)C)C(O[Si](C)(C)C)C(O)CO[Si](C)(C)C