Showing structure for CC(C)(C)[Si](C)(C)OCC1OC(OC2=CC3=C(C(=O)CC(C4=CC=C(O[Si](C)(C)C(C)(C)C)C(O)=C4)O3)C(O[Si](C)(C)C(C)(C)C)=C2)C(O)C(O)C1O