Identification of a new tert-leucinate class synthetic cannabinoid in powder and "spice-like" herbal incenses: Methyl 2-[[1-(5-fluoropentyl)indole-3-carbonyl]amino]-3,3-dimethyl-butanoate (5F-MDMB-PICA)., Risseeuw, Martijn D. P., Blanckaert Peter, Coopman Vera, Van Quekelberghe Stijn, Van Calenbergh Serge, and Cordonnier Jan , Forensic Sci Int, 2017 Apr, Volume 273, p.45-52, (2017)