Showing structure for C[Si](C)(C)OC1=C(CO)C=C(/N=N/C2=CC=C(S(=O)(=O)O[Si](C)(C)C)C3=CC=CC=C23)C(O[Si](C)(C)C)=C1/N=N/C1=CC=C(S(=O)(=O)O)C2=CC=CC=C12