1. Department of Chemistry, National University of Singapore, Singapore 11754 (Singapore), Fax: (+65) 6779‐6591 http://ytchang.science.nus.edu.sg
2. Korea Institute of Science and Technology (KIST), Life/Health Division, Integrated Omics Center, Seoul (Korea)
3. Laboratory of Bioimaging Probe Development, Singapore Bioimaging Consortium, A*STAR, Biopolis, Singapore
4. NUS MedChem Program of the Office of Life Sciences, National University of Singapore, Singapore
5. Department of Pharmacology, Johns Hopkins University, Baltimore, MD (USA)
6. Chemical Biology Program, Broad Institute of Harvard and MIT, Cambridge, MA (USA)