Showing structure for CC(C)(C)[Si](C)(C)N1CC2CN(C3=CC=C(C(=O)NC(CCC(=O)[O-])C(=O)[O-])C=C3)CN2C2=C1N=C(N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)[NH]C2=O