Anti-infective agent 9 (compound 1) is a Plasmodium falciparum inhibitor (IC₅₀=600 nM), can downregulate pyruvate levels and TCA cycle in Plasmodium. Anti-infective agent 9It has good metabolic stability and low toxicity to human liver cells. The study found, Anti-infective agent 9Potential targets for inhibiting Plasmodium falciparum are not 1-deoxidation-d-xylulose-5-Phosphate synthase (DXPS)^[1].