[{"from": "human", "value": "Could you provide a description of 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].[Cl]"}, {"from": "gpt", "value": "The molecule is the hydrochloride salt of tamsulosin, a sulfonamide derivative with adrenergic antagonist activity. Tamsulosin selectivity binds to and blocks the activity of alpha1 adrenoreceptors in the human prostate and bladder neck; blockade of these adrenoceptors can cause smooth muscle in the prostate and bladder neck to relax, resulting in an improvement in urinary flow rate."}]