[{"from": "human", "value": "What can you tell me about this molecule? [C][C][C][=N][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=Branch1][C][=S][N]"}, {"from": "gpt", "value": "A second-line antitubercular agent that inhibits mycolic acid synthesis. It also may be used for treatment of leprosy. (From Smith and Reynard, Textbook of Pharmacology, 1992, p868)"}]