1. Northwest Metabolomics
Research Center, Department of Anesthesiology and Pain
Medicine, University of Washington, 850 Republican St., Seattle, WA 98109, United States
2. Department
of Organic Chemistry, Institute of Chemistry, Sao Paulo State University, Rua Francisco Degni 55, Araraquara, Sao
Paulo 14800-900, Brazil
3. Department
of Anesthesiology and Pain Medicine, University of Washington, Harborview Medical Center, 908 Jefferson St., Seattle, WA 98104, United States
4. Public Health
Sciences Division, Fred Hutchinson Cancer Research Center, 1100 Fairview Ave. N., Seattle, WA 98109, United States