Showing structure for CC(C)(C)[Si](C)(C)OC1=CC2=C(C(=O)CC(C3=CC=C(O)C=C3)O2)C(OC2OC(CO)C(O[Si](C)(C)C(C)(C)C)C(O)C2O[Si](C)(C)C(C)(C)C)=C1O