[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][=C][C][=Branch2][Ring1][P][=C][Branch2][Ring1][N][C][=Branch2][Ring1][#Branch1][=C][Ring1][=Branch1][/C][=C][/C][=Branch1][=C][=C][/C][=C][/C][=Branch1][#Branch1][=C][/C][=Branch1][C][=O][O][/C][/C][C][C][O][C]"}, {"from": "gpt", "value": "The molecule is a retinoid and vitamin A derivative currently used in the treatment of psoriasis. Acitretin, like many retinoids, can lead to increase in serum aminotransferase levels and has been implicated in cases of acute liver injury which can be severe and even fatal."}]