Showing structure for C[Si](C)(C)OP(=O)(OC[C@H]1O[C@@H](NC2=C(NC=O)C(=O)[NH]C(N)=N2)[C@H](O)[C@@H]1O)OP(=O)(O)OP(=O)(O[Si](C)(C)C)O[Si](C)(C)C