URB597, nke a makwaara dị ka KDS-4103, bụ onye nwere ike ịmepụta ma ọ bụ nke na-ahọpụta nke fatty-acid amide hydrolase (FAAH), enzyme nke na-eme ka hydrolysis intracellular nke anocamide endocannabinoid, nke nwere ihe gbasara 50% IC50 nke 4.
