Friesen, Richard W.; Dube, Daniel; Fortin, Rejean; Frenette, Richard; Prescott, Sylvie; Cromlish, Wanda; Greig, Gillian M.; Kargman, Stacia; Wong, Elizabeth; Chan, Chi Chung; Gordon, Robert; Xu, Li Jing; Riendeau, Denis Bioorganic and Medicinal Chemistry Letters, 1996 , vol. 6, # 22 p. 2677 - 2682