N,N-disubstituted piperazines: synthesis and affinities at alpha4beta2(*) and alpha7(*) neuronal nicotinic acetylcholine receptors.
Chen J, Norrholm S, Dwoskin LP, Crooks PA, Bai D. N,N-disubstituted piperazines: synthesis and affinities at alpha4beta2(*) and alpha7(*) neuronal nicotinic acetylcholine receptors. Bioorg Med Chem Lett. 2003 Jan 06; 13(1):97-100.