Showing structure for C[Si](C)(C)OCC1OC(OC2=CC(O)=C3C(=O)C=C(C4=CC=C(O)C(O[Si](C)(C)C)=C4)OC3=C2C2OC(CO)C(O)C(O[Si](C)(C)C)C2O[Si](C)(C)C)C(O)C(O)C1O