Showing structure for CC(C)(C)[Si](C)(C)NC1=NC(N[C@@H]2O[C@H](COP(=O)(O)OP(=O)(O)OP(=O)(O)O)[C@@H](O)[C@H]2O[Si](C)(C)C(C)(C)C)=C(N)C(=O)[NH]1