Showing structure for C[Si](C)(C)OCC1OC(OC2CC(OC3OC(CO[Si](C)(C)C)C(O[Si](C)(C)C)C(O[Si](C)(C)C)C3O)/C(=C/C#N)C(O)C2O)C(O)C(O)C1O[Si](C)(C)C