Showing structure for CC(C)(C)[Si](C)(C)OC1C(OC2=CC(O)=CC(/C=C/C3=CC=C(OC4OC(C(=O)O)C(O)C(O)C4O[Si](C)(C)C(C)(C)C)C=C3)=C2)OC(CO)C(O)C1O