title: Conformation of hydrogen cyanide dimer and its role in chemical evolution.
mesh_terms: D000588:Amines; D005075:Biological Evolution; D006856:Hydrogen Cyanide; D007097:Imines; D007536:Isomerism; D008956:Models, Chemical; D000069497:Origin of Life; D011108:Polymers; D011506:Proteins; D011687:Purines
chemical_list: D000588:Amines; D007097:Imines; D011108:Polymers; D011506:Proteins; D011687:Purines; D006856:Hydrogen Cyanide