Showing structure for C[Si](C)(C)NC(CC1=CN=C[NH]1)=C(O[Si](C)(C)C)C(C(=O)C1CCCN1)(C(CCN)=C(O[Si](C)(C)C)C1CCC(=O)N1)C(N[Si](C)(C)C)(C(=O)O)C(=O)CN