Showing structure for C[Si](C)(C)OC1C(CO)OC(OC2=C(C3=CC=C(O)C=C3)OC3=CC(OC4OC(CO)C(O[Si](C)(C)C)C(O[Si](C)(C)C)C4O)=CC(O)=C3C2=O)C(O)C1O