6F3E:
reference: Optimization of permeability in a series of pyrrolotriazine inhibitors of IRAK4., Degorce SL, Anjum R, Dillman KS, Drew L, Groombridge SD, Halsall CT, Lenz EM, Lindsay NA, Mayo MF, Pink JH, Robb GR, Scott JS, Stokes S, Xue Y, Bioorg Med Chem. 2018 Feb 15;26(4):913-924. doi: 10.1016/j.bmc.2018.01.008. Epub , 2018 Jan 17. PMID: 29398441

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