[{"from": "human", "value": "Please give me some details about this molecule. [C][C][C][Ring1][Ring1][C][#C][C@][Branch2][Ring1][=Branch1][C][=C][Branch1][#Branch2][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][Cl][N][C][=Branch1][C][=O][O][Ring1][N][C][Branch1][C][F][Branch1][C][F][F]"}, {"from": "gpt", "value": "The molecule is a prescription medicine approved by the U.S. Food and Drug Administration (FDA) for the treatment of HIV infection in adults and in children. Efavirenz is always used in combination with other HIV medicines."}]