1. Scripps Center for Metabolomics, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, California 92037, United States
2. Department of Chemistry and Biochemistry, San Diego State University, 5500 Campanile Drive, San Diego, California 92182, United States
3. Department of Food Chemistry and Toxicology, Faculty of Chemistry and Vienna Metabolomics Center (VIME), University of Vienna, Währingerstraße 38, 1090 Vienna, Austria
4. Department of Microbiology and Ecosystem Science, Division of Microbial Ecology, Research Network Chemistry Meets Microbiology, University of Vienna, Althanstraße 14, 1090 Vienna, Austria
5. Department of Chemistry, Molecular and Computational Biology, The Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, California 92037, United States