Showing structure for CCC(C)C(=O)C1=C(OC2OC(COC3OCC(CO[Si](C)(C)C)(O[Si](C)(C)C)C3O[Si](C)(C)C)C(O)C(O[Si](C)(C)C)C2O)C=C(O)C=C1O[Si](C)(C)C