title: Amino-imino tautomerism in the antibiotic formycin A as studied by CNDO-2 molecular orbital theory.
mesh_terms: D000588:Amines; D000903:Antibiotics, Antineoplastic; D055598:Chemical Phenomena; D002621:Chemistry; D007097:Imines; D007536:Isomerism; D008968:Molecular Conformation; D011720:Pyrazoles; D011743:Pyrimidines; D011789:Quantum Theory; D012263:Ribonucleosides
chemical_list: D000588:Amines; D000903:Antibiotics, Antineoplastic; D007097:Imines; D011720:Pyrazoles; D011743:Pyrimidines; D012263:Ribonucleosides