Showing structure for CC(C)(C)[Si](C)(C)OCC1OC(OC2=CC=C3C(=C2)OC(=O)C2=C3OC3=CC(O[Si](C)(C)C(C)(C)C)=CC=C32)C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)C1O