Showing structure for CC(C)(C)[Si](C)(C)OC(=O)CC[C@@H](C(=O)[O-])N(C(=O)C1=CC=C(N2C=[N+]3C4=C(NC[C@@H]3C2)[NH]C(N)=NC4=O)C=C1)[Si](C)(C)C(C)(C)C