Notes: MDMB-FUBINACA metabolite M1 (Item No. 20061) is an analytical reference standard that is structurally classified as a synthetic cannabinoid. It is an expected metabolite of the indazole-based synthetic cannabinoid MDMB-FUBINACA (Item No. 16966) and also the presumptive metabolite of ADB-FUBINACA (Item No. 14292). The physiological and toxicological properties of this compound have not been determined. This product is intended for research and forensic applications.