title: Experiments on the synthesis of pyrazine nucleosides.
mesh_terms: D008722:Methods; D009705:Nucleosides / Q000138:chemical synthesis*; D011719:Pyrazines / Q000138:chemical synthesis*; D014529:Uridine / Q000031:analogs & derivatives
chemical_list: D009705:Nucleosides; D011719:Pyrazines; D014529:Uridine