Rusch, M., Zahov, S., Vetter, I. R., Lehr, M., & Hedberg, C. (2012). Design, synthesis and evaluation of polar head group containing 2-keto-oxazole inhibitors of FAAH. Bioorganic & Medicinal Chemistry, 20(2): 1, pp. 1100-1112. Retrieved from http://dx.doi.org/10.1016/j.bmc.2011.11.027.