title: [Reactions of N-aminopyridinium derivatives. XII. Nucleophilic reactions of N-aminopyridinium derivatives].
mesh_terms: D001896:Boron Compounds; D055598:Chemical Phenomena; D002621:Chemistry; D003485:Cyanates; D007202:Indicators and Reagents; D011726:Pyridinium Compounds
chemical_list: D001896:Boron Compounds; D003485:Cyanates; D007202:Indicators and Reagents; D011726:Pyridinium Compounds