Eutylone and pentylone inhibited uptake at serotonin transporters (SERT), though dibutylone didn't. On top of that, eutylone and pentylone shown weak partial releasing steps at SERT which achieved 50% of maximal response. All drugs stimulated dose-linked locomotion in mice, and eutylone was most strong and efficacious With this regard (ED50 = 2 mg/