during the early 2010s, the USA was struck with the “opioid disaster”, as illicit fentanyl and new artificial opioids (NSOs) flooded the illegal drug market place. Benzimidazole opioids are µ-opioid receptor (MOR) https://janicernll097420.theobloggers.com/43566808/blue-punisher-copyright-ecstasy-an-overview