Showing structure for C[Si](C)(C)OC1=CC=C(/C=C/C(=O)C2=C(O)C(C(CC(=O)O)C3=CC=C(O)C=C3)=C(O)C(O[Si](C)(C)C)(C3OC(CO)C(O)C(O)C3O)C2=O)C=C1