1. Usona Institute, 2800 Woods Hollow Road, Madison, Wisconsin 53711, United States
2. Almac Sciences, 20 Seagoe Industrial Estate, Craigavon BT63 5QD, United Kingdom
3. Neuropharmacology Laboratory, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin 53706, United States
4. Alexander Shulgin Research Institute, 1483 Shulgin Road, Lafayette, California 94549, United States
5. Stonehedge Pharmaceutical Consulting, LLC, 13121 Old Annapolis Road, Mount Airy, Maryland 21771, United States
6. Promega Corporation, 2800 Woods Hollow Road, Madison, Wisconsin 53711, United States