Showing structure for CC(C)(C)[Si](C)(C)OC1=C(/N=N/C2=CC=CC=C2)C(S(=O)(=O)O)=CC2=CC(S(=O)(=O)O)=CC(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)=C12