[{"from": "human", "value": "Provide a description of this molecule. [C][C@H1][C@H1][C][C][=C][Branch2][Ring1][Ring1][C@@][Ring1][=Branch1][Branch1][=N][C][C][N][Ring1][Branch2][C][C][=C][Branch1][C][C][C][C][C][=C][Branch1][Branch1][C][=C][Ring1][S][O].[Cl]"}, {"from": "gpt", "value": "The molecule is the hydrochloride salt form of pentazocine, a benzomorphan narcotic agonist-antagonist. Pentazocine hydrochloride binds to and activates kappa- and sigma-opioid receptors, resulting in sedation and analgesia. In addition, this agent antagonizes the mu-receptor. Pentazocine hydrochloride partially reverses opiate-induced cardiovascular, respiratory, and behavioral depression."}]