Wright, Jon L.; Gregory, Tracy F.; Bigge, Christopher F.; Boxer, Peter A.; Serpa, Kevin; Meltzer, Leonard T.; Wise, Lawrence D.; Cai, Sui Xiong; Hawkinson, Jon E.; Konkoy, Christopher S.; Whittemore, Edward R.; Woodward, Richard M.; Zhou, Zhang-Lin Journal of Medicinal Chemistry, 1999 , vol. 42, # 13 p. 2469 - 2477