1. School of Pharmacy and Biomolecular Sciences; Liverpool John Moores University; Byrom Street Liverpool L3 3AF UK
2. The Alexander Shulgin Research Institute; 1483 Shulgin Road Lafayette CA 94549 USA
3. Department of Pharmacology and Therapeutics, School of Medicine; Trinity Centre for Health Sciences, St James's Hospital; Dublin 8 Ireland
4. School of Pharmacy and Pharmaceutical Sciences; Trinity College Dublin; Dublin 2 Ireland
5. State Bureau of Criminal Investigation Schleswig-Holstein; Section Narcotics/Toxicology; D-24116 Kiel Germany
6. Department of Pharmacology and Pharmacoepidemiology; Heidelberg University Hospital; D-69120 Heidelberg Germany
7. Department of Experimental and Clinical Toxicology, Institute of Experimental and Clinical Pharmacology and Toxicology; Saarland University; D-66421 Homburg (Saar) Germany
8. Department of Psychiatry; University of California San Diego; La Jolla CA 92093-0804 USA