[{"from": "human", "value": "Provide a description of this molecule. [C][=C][N][=C][C][=C][Ring1][=Branch1][N]"}, {"from": "gpt", "value": "The molecule is a potassium channel blocker used to help multiple sclerosis patients walk. This is the first drug that was specifically approved to help with mobility in these patients. FDA approved on January 22, 2010. 4-Aminopyridine is an organic compound with the formula H2NC5H4N. The molecule is one of the three isomeric amines of pyridine. 4-Aminopyridine (4-AP) is prepared by the decarbonylation of pyridine-4-carboxyamide using sodium hypochlorite via the Hofmann rearrangement (L1082)."}]