[{"from": "human", "value": "Could you 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."}]