AMG 41

AMG-41 (part of the AM cannabinoid series) is an analgesic drug which is a cannabinoid agonist. It is a derivative of Δ8-THC substituted with a cyclopropyl group on the C1'-position of the C3-alkyl side chain. AMG-41 is a potent agonist at both CB₁ and CB₂, with a K_i of 0.44 nM at CB₁ vs 0.86 nM at CB₂.