[{"from": "human", "value": "Describe this molecule. [C][=C][C][=Branch1][#Branch1][=C][C][=C][Ring1][=Branch1][N][S][=Branch1][C][=O][=Branch1][C][=O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N]"}, {"from": "gpt", "value": "The molecule is probably similar to that of the sulfonamides which involves inhibition of folic acid synthesis in susceptible organisms. It is also used with pyrimethamine in the treatment of malaria. (From Martindale, The Extra Pharmacopoeia, 30th ed, p157-8)"}]