Semple, Graeme; Ryder, Hamish; Rooker, David P.; Batt, Andrzej R.; Kendrick, David A.; Szelke, Michael; Ohta, Mitsuaki; Satoh, Masato; Nishida, Akito; Akuzawa, Shinobu; Miyata, Keiji Journal of Medicinal Chemistry, 1997 , vol. 40, # 3 p. 331 - 341