Showing structure for C[Si](C)(C)N=C1N=C(O)C2=C([NH]1)N([C@@H]1O[C@H](COP(=O)(O[Si](C)(C)C)OP(=O)(O)O)[C@@H](OP(=O)(O)OP(=O)(O[Si](C)(C)C)O[Si](C)(C)C)[C@H]1O)C=N2