Showing structure for CC1=CN([C@H]2C[C@H](O)[C@@H](COP(=O)(O[Si](C)(C)C)OP(=O)(O)O[C@H]3O[C@@H](C)C(O[Si](C)(C)C)=C(O[Si](C)(C)C)[C@H]3O[Si](C)(C)C)O2)C(=O)[NH]C1=O