Showing structure for C[Si](C)(C)OCC1OC(OC2=CC3=C(C(=O)C(O)(CC4=CC=C(O[Si](C)(C)C)C=C4)O3)C(O[Si](C)(C)C)=C2)C(O[Si](C)(C)C)C(O)C1O[Si](C)(C)C