Showing structure for COC1=CC2=C(C(OC)=C1O)C(C1=CC(OC)=C(O[Si](C)(C)C)C(OC)=C1)C(CO[Si](C)(C)C)C(COC1OC(CO)C(O)C(O[Si](C)(C)C)C1O)C2