5F Cumyl PINACA in 'e liquids' for electronic cigarettes: comprehensive characterization of a new type of synthetic cannabinoid in a trendy product including investigations on the in vitro and in vivo phase I metabolism of 19 F and 1 H quantitative NMR spectroscopic analysis of fluorinated third generation synthetic cannabinoids Analytical Methods (RSC Publishing) DOI:10.1039 C9AY00814D Endogenous and Exogenous Molecules Modulating Voltage Gated Potassium Channels Frontiers Pharmacological and Behavioral Effects of the Synthetic Cannabinoid AKB48 in Rats Metabolism, CB1 cannabinoid receptor binding and in vivo activity of synthetic cannabinoid 5F AKB48: Implications for toxicity ScienceDirect