Showing structure for CC(=C/C=C/C=C(C)/C=C/C=C(/C)C(=O)O[Si](C)(C)C)/C=C/C=C(\C)C(=O)OC1OC(COC2OC(CO[Si](C)(C)C)C(O)C(O)C2O[Si](C)(C)C)C(O)C(O)C1O