A zebrafish animal model is utilized to perform a comparative investigation from the metabolites and biotransformation pathways of fentanyl from the zebrafish’s liver and Mind, and it is proposed that the metabolites M1 (normetabolite) and M3-b (monohydroxylation) may well serve as indicators of fentanyl metabolism in the brain. It is https://tycoonchemstore.com/product-category/indazole-based/