Showing structure for C[Si](C)(C)OC1C(COP(=O)([O-])[O-])OC(N(C2=C(N([Si](C)(C)C)[Si](C)(C)C)C(=O)N([Si](C)(C)C)C(=O)N2[Si](C)(C)C)[Si](C)(C)C)C1O