2,2'-Difluorofentanyl

2,2'-Difluorofentanyl is an opioid analgesic that is an analog of fentanyl which has been sold as a designer drug.

2,2'-Difluorofentanyl

2,2'-Difluorofentanyl is an opioid analgesic that is an analog of fentanyl which has been sold as a designer drug.