Showing structure for CC(C)(C)[Si](C)(C)OC1=C(O)C(O)=CC2=C1C1C(C(=O)O)CC(=O)OC1C(=O)OC1C(CO)OC(OC(=O)C3=CC(O)=C(O)C(O)=C3)C(OC2=O)C1O[Si](C)(C)C(C)(C)C