4CL8:
reference: Structure-based design and synthesis of antiparasitic pyrrolopyrimidines targeting pteridine reductase 1., Khalaf AI, Huggan JK, Suckling CJ, Gibson CL, Stewart K, Giordani F, Barrett MP, Wong PE, Barrack KL, Hunter WN, J Med Chem. 2014 Aug 14;57(15):6479-94. doi: 10.1021/jm500483b. Epub 2014 Jul 29. PMID: 25007262

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