[{"from": "human", "value": "Describe this molecule. [C][C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][O][C][C][N][C@H1][Branch1][C][C][C][C][=C][C][=Branch1][#Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][S][=Branch1][C][=O][=Branch1][C][=O][N]"}, {"from": "gpt", "value": "The molecule is a selective alpha-1a adrenergic antagonist used in the therapy of benign prostatic hypertrophy. Tamsulosin therapy is associated with a low rate of serum aminotransferase elevations, but clinically apparent acute liver injury due to tamsulosin is very rare."}]