Showing structure for C[Si](C)(C)OCC1OC(OC2=CC(O[Si](C)(C)C)=CC3=C2CC(O[Si](C)(C)C)C(C2=CC=C(O)C(O[Si](C)(C)C)=C2)O3)C(O)C(O[Si](C)(C)C)C1O