1. Department of Chemistry, Purdue University , West Lafayette, IN 47907, USA
2. Department of Biological Sciences, Purdue University , West Lafayette, IN 47907, USA
3. Department of Biochemistry, Purdue University , West Lafayette, IN 47907, USA
4. Department of Pharmaceutical Sciences, St Jude Children's Research Hospital , Memphis, TN 38105, USA
5. Tymora Analytical Operations , West Lafayette, IN 47906, USA
6. Department of Oncology, St Jude Children's Research Hospital , Memphis, TN 38105, USA
7. Department of Animal Sciences, Purdue University , West Lafayette, IN 47907, USA
8. Purdue Institute for Cancer Research, Purdue University , West Lafayette, IN 47907, USA