Department of Medicinal Chemistry, University of Kansas, Lawrence, KS 66045, USA. rhanzlik@ku.edu|Department of Medicinal Chemistry, University of Kansas, Lawrence, KS 66045, USA. rhanzlik@ku.edu|Department of Medicinal Chemistry, University of Kansas, Lawrence, KS 66045, USA. rhanzlik@ku.edu|Department of Medicinal Chemistry, University of Kansas, Lawrence, KS 66045, USA. rhanzlik@ku.edu|Department of Medicinal Chemistry, University of Kansas, Lawrence, KS 66045, USA. rhanzlik@ku.edu