Showing structure for C[Si](C)(C)OC1=CC=C(C[C@@H](C(=O)O)N(C(=O)[C@@H]2CCCN2C(=O)[C@H](CC2=C[NH]C=N2)NC(=O)[C@H](CCCNC(=N)N)N([Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C)C=C1