Identification of AKB 48 and 5F AKB 48 Metabolites in Authentic Human Urine Samples Using Human Liver Microsomes and Time of Fli 19 F and 1 H quantitative NMR spectroscopic analysis of fluorinated third generation synthetic cannabinoids Analytical Methods (RSC Publishing) DOI:10.1039 C9AY00814D 5F AKB 48 1400742 13 3 FF101359 Biosynth Metabolism, CB1 cannabinoid receptor binding and in vivo activity of synthetic cannabinoid 5F AKB48: Implications for toxicity ScienceDirect