Showing structure for C[Si](C)(C)O[C@@H]1[C@H](OP(=O)(O)OP(=O)(O)O[Si](C)(C)C)[C@@H](COP(=O)(O[Si](C)(C)C)OP(=O)(O)O)O[C@H]1N1C=NC2=C1[NH]C(=N)N=C2O