1. Molecular Pharmacology and Chemistry Program, HTS Core Facility, Memorial Sloan-Kettering Cancer Center, New York, New York.
2. Cancer Biology and Genetics Program, Memorial Sloan-Kettering Cancer Center, New York, New York.
3. GE Healthcare, Life Sciences, Piscataway, New Jersey.
4. Department of Neurosurgery, Memorial Sloan-Kettering Cancer Center, New York, New York.