[{"from": "human", "value": "Please give me some details about this molecule. [C][C][Branch1][=N][O][C][=C][C][=C][C][=C][Ring1][=Branch1][O][Ring1][#Branch2][C][N][=C][Branch1][C][N][N]"}, {"from": "gpt", "value": "The molecule is an antihypertensive agent similar in its mechanism of action to guanethidine; may cause liver damage. Guanoxan was approved in the UK but was withdrawn from the market due to hepatotoxicity."}]