Showing structure for C[Si](C)(C)NC1=C(N[C@@H]2O[C@H](COP(=O)(O)OP(=O)(O)OP(=O)(O)O)[C@@H](O)[C@H]2O)N=C(N([Si](C)(C)C)[Si](C)(C)C)N([Si](C)(C)C)C1=O