1. Department of Chemistry, University of Wisconsin−Madison, Madison, Wisconsin 53706, United States
2. School of Pharmacy, University of Wisconsin−Madison, Madison, Wisconsin 53705, United States
3. Institute of Neuroscience and Physiology, Sahlgrenska Academy, University of Gothenburg, Gothenburg 43141, Sweden
4. Clinical Neurochemistry Laboratory, Sahlgrenska University Hospital, Mölndal 43130, Sweden
5. Department of Molecular Neuroscience, UCL Institute of Neurology, London WC1N 3BG, U.K.
6. UK Dementia Research Institute at UCL, London WC1N 3BG, U.K.
7. Hong Kong Center for Neurodegenerative Diseases, Hong Kong 999077, China