Alexander, Jose; Bindra, Dilbir S.; Glass, Joan D.; Holahan, Marie A.; Renyer, Mara L.; Rork, Gerald S.; Sitko, Gary R.; Stranieri, Maria T.; Stupienski, Raymond F.; Veerapanane, Hemalata; Cook, Jacquelynn J.
Journal of Medicinal Chemistry, 1996 , vol. 39, # 2 p. 480 - 486

Merck and Co., Inc.
Patent: US5466811 A1, 1995 ;