Showing structure for COC1=CC(C2=[O+]C3=CC(O)=CC4=C3C(=C2O[C@@H]2O[C@H](CO)[C@@H](O)[C@H](O[Si](C)(C)C)[C@H]2O)C=C(C2=CC=C(O)C=C2)O4)=CC(OC)=C1O[Si](C)(C)C