"Bregman H, Nguyen HN, Feric E, Ligutti J, Liu D, McDermott JS, Wilenkin B, Zou A, Huang L, Li X, McDonough SI, Dimauro EF.: The discovery of aminopyrazines as novel, potent Na(v)1.7 antagonists: hit-to-lead identification and SAR. Bioorg Med Chem Lett, Volume 22 (5), 2012"^^; ; "22306122"^^; "10.1016/j.bmcl.2012.01.023"^^ .