Potent agonist of α4β4, α4β2 and α7 nACh receptors (IC50 values are 0.28, 0.30 and 31.6 nM respectively). Displays different effects on high (HS) and low (LS) ACh sensitivity α4β2 nAChRs (EC50 values are 0.008 and 0.05 μM respectively).