Showing structure for C[Si](C)(C)NC1=NC(N([C@@H]2O[C@H](COP(=O)(O[Si](C)(C)C)OP(=O)(O)OP(=O)(O)O)[C@@H](O)[C@H]2O)[Si](C)(C)C)=C(N)C(=O)N1[Si](C)(C)C