Showing structure for C[Si](C)(C)O[C@@H]1[C@@H](CO[P@](=O)(O[Si](C)(C)C)O[P@](=O)(O)OC[C@H]2O[C@@H]([N+]3=CC=CC(C(N)=O)=C3)[C@H](O)[C@@H]2O)O[C@@H](N2C=NC3=C(N)N=CN=C32)[C@@H]1OP(=O)(O)O