Showing structure for COC1=CC(O[Si](C)(C)C)=CC2=C1C(=O)C(OC1OCC(O[Si](C)(C)C)C(O[Si](C)(C)C)C1O[Si](C)(C)C)=C(C1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1)O2