[{"from": "human", "value": "Describe this molecule. [C][=C][C][=N+1][Branch1][Branch1][C][=C][Ring1][=Branch1][O-1]"}, {"from": "gpt", "value": "The molecule is the pyridine N-oxide derived from the parent pyridine. It is a drug metabolite of the antihypertensive agent pinacidil. It has a role as a drug metabolite."}]