1. Department of Medicinal Chemistry
and Molecular Pharmacology, School of Pharmacy, and the Purdue Center
for Cancer Research, Purdue University,
West Lafayette, Indiana 47907, United States
2. Department of Medicinal Chemistry
and Pharmacognosy, College of Pharmacy, The University of Illinois at Chicago, Chicago, Illinois 60612, United
States
3. Laboratory of Molecular
Pharmacology,
Center for Cancer Research, National Cancer Institute, Bethesda, Maryland 20892-4255, United States