Frontiers Enantiospecific Synthesis, Chiral Separation, and Biological Activity of Four Indazole 3 Carboxamide Type Synthetic Cannabinoid Receptor Agonists and Their Detection in Seized Drug Samples Synthetic cannabinoid availability on darknet drug marketschanges during 20162017 Isolation, detection and identification of synthetic cannabinoids in alternative formulations or dosage forms ScienceDirect Frontiers Atypical Pharmacodynamic Properties and Metabolic Profile of the Abused Synthetic Cannabinoid AB PINACA: Potential Contribution to Pronounced Adverse Effects Relative to 9 THC Identification of Eight Synthetic Cannabinoids, Including 5F AKB48 in Seized Herbal Products Using DART TOF MS and LC QTOF MS as