Showing structure for CC(C)(C)[Si](C)(C)OC(=O)C1=C/C(=C/C=[N+]2/C3=CC(O)=C(O[Si](C)(C)C(C)(C)C)C=C3CC2C(=O)[O-])CC(C(=O)O)N1[Si](C)(C)C(C)(C)C