Showing structure for C[Si](C)(C)OC1=CC(C2=[O+]C3=CC(O)=CC(O)=C3C=C2OC2OC(CO)C(O)C(O[Si](C)(C)C)C2O)=CC=C1OC1OC(CO)C(O)C(O[Si](C)(C)C)C1O