1. Scripps
Center for Metabolomics and Mass Spectrometry, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, California 92037, United States
2. Metabolomics
Platform, Faculty of Biology and Medicine, University of Lausanne, Rue du Bugnon 19, 1011 Lausanne, Switzerland
3. Department
of Chemistry, Washington University in St. Louis, One Brookings
Drive, St. Louis, Missouri 63130, United States
4. Departments
of Chemistry, Molecular and Computational Biology, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, California 92037, United States