1. Department of Medicinal Chemistry and Molecular Pharmacology, College of Pharmacy, Purdue University, 575 Stadium Mall Drive, West Lafayette, Indiana 47907, United States
2. Biogeochemistry Research Center, Japan Agency for Marine-Earth Science and Technology, 2-15, Natsushima-cho, Yokosuka-city, Kanagawa 237-0061, Japan
3. Purdue Center for Cancer Research, Purdue University, 201 University Street, West Lafayette, Indiana 47907, United States
4. Department of Chemistry, Purdue University, 560 Oval Drive, West Lafayette, Indiana 47907, United States
5. Purdue Institute for Drug Discovery, Purdue University, 720 Clinic Drive, West Lafayette, Indiana 47907, United States