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)C(O)C(O[Si](C)(C)C)C2O)C(O)C(O)C1O[Si](C)(C)C