Showing structure for C=C[C@H]1[C@H](O[C@@H]2O[C@H](CO[Si](C)(C)C)[C@@H](O[Si](C)(C)C)[C@H](O[Si](C)(C)C)[C@H]2O[Si](C)(C)C)OC=C(C(=O)OC)[C@H]1C=CO[Si](C)(C)C