San Francisco officials say a new synthetic opioid more potent than fentanyl is circulating on the city’s illicit market, after four suspected dealers were arrested following the overdose death of a 16-year-old Nob Hill resident. Authorities identified the drug as cychlorphine and said the teen is the first known local fatality linked to it. https://x.com/CartelWatchNet/status/2100175291603677198?s=20