1. Department of Environmental Toxicology, University of California Davis, 1 Shields Avenue, Davis, California 95616, United States
2. Agricultural and Environmental Chemistry Graduate Group, University of California Davis, Davis, California 95616, United States
3. School of Science, Technology, Engineering, and Mathematics, University of Washington Bothell, Bothell, Washington 98011, United States
4. Department of Chemistry and Biochemistry, University of Montana, Missoula, Montana 59812, United States