Showing structure for COC1=C(O[C@@H]2O[C@H](C(=O)O)[C@@H](O[Si](C)(C)C)[C@H](O)[C@H]2O[Si](C)(C)C)C=C([C@H]2OC3=CC(O)=CC(O)=C3C[C@H]2O[Si](C)(C)C)C=C1O[Si](C)(C)C