1. Department of Chemistry, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA 02139, USA
2. Department of Chemistry and Biochemistry, Kennesaw State University, 1000 Chastain Road NW, Kennesaw, GA 30144, USA
3. Department of Chemistry and Chemical Biology, Harvard University, 12 Oxford Street, Cambridge, MA 02138, USA
4. The Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, 500 Main Street, Cambridge, MA 02142, USA
5. Center for Environmental Health Sciences, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA 02139, USA
6. Broad Institute of MIT and Harvard, 415 Main Street, Cambridge, MA 02142, USA