Showing structure for CC(C)(C)[Si](C)(C)OC1[C@@H](OC2=CC=C(C3=COC4=CC(OS(=O)(=O)O[Si](C)(C)C(C)(C)C)=CC=C4C3=O)C=C2)O[C@@H](C(=O)O)C(O[Si](C)(C)C(C)(C)C)[C@H]1O