1. Methods for drug discovery: development of potent, selective, orally effective cholecystokinin antagonists
2. Burkholder, T. P.; Kudlacz, E. M.; Le, T.-B.; Maynard, G. D., Substituted Pyrrolidin-3-yl-Alkyl-Piperidines, US5824690, 20 Oct 98.
3. Bayliss, T.; Brown, R. E.; Burkamp, F.; Jones, A. J.; Neduvelil, J. G. E-Fluoro-4-(Pyridine-2-yl)-Piperidine-1-Carboxamide Derivatives and Related Compounds Which Modulate the Function of the Vanilloid-1 Receptor (VR1) for the Treatment of Pain, WO2005/051390.