Maryanoff, Bruce E.; McComsey ,David F.; Inners ,Ruth R.; Mutter , Martin S.; Wooden ,Gary P.; et al
Journal of the American Chemical Society, 1989 , vol. 111, # 7 p. 2487 - 2496
Gray, Nancy M.; Cheng, Brian K.; Mick, Stephen J.; Lair, Cecelia M.; Contreras, Patricia C.
Journal of Medicinal Chemistry, 1989 , vol. 32, # 6 p. 1242 - 1248