Showing structure for C[Si](C)(C)OC(=O)[C@H](CC1=CC=CC=C1)NC(=O)[C@@H](CCC(=N)O)N(C(=O)[C@H](CCCNC(=N)N)N(C(=O)[C@H](N)CCCN(C(=N)N)[Si](C)(C)C)[Si](C)(C)C)[Si](C)(C)C