Showing structure for COC1=CC(/C=C/C(=O)O[C@]2(C(=O)O[Si](C)(C)C)C[C@@H](O)[C@H](O)[C@H](OC(=O)/C=C/C3=CC=C(O[Si](C)(C)C)C(OC)=C3)C2)=CC=C1O