But the sole 4-MAR/Aminorex typre drug We've noticed is 4,four-Dimethylaminorex, and that was to blame for a number of deaths. We know from phendimetrazine that substitutions over the Nitrogen lessen the potency or should be demthylated in vitro making it a prodrug.That’s also exacerbated because of the emergence of opioid NPSs, which include 2-b