Showing structure for C[Si](C)(C)OCC1OC(OC2=CC3=C(C(O)=C2OC2OC(CO)C(O)C(O)C2O)C(=O)C(OC2OC(CO)C(O)C(O)C2O)=C(C2=CC=C(O)C=C2)O3)C(O)C(O)C1O