[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a hydrazinopyridazine-based diuretic with antihypertensive activity. Hydracarbazine is no longer marketed."}, {"from": "gpt", "value": "[C][=C][C][=Branch1][O][=N][N][=C][Ring1][=Branch1][C][=Branch1][C][=O][N][N][N]"}]