Showing structure for C[Si](C)(C)N(C(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN1)[C@@H](CCCCN)C(=O)N([C@@H](CCCNC(=N)N([Si](C)(C)C)[Si](C)(C)C)C(=O)O)[Si](C)(C)C