Vara Prasad; Boyer, Frederick E.; Chupak, Lou; Dermyer, Michael; Ding, Qizhu; Gavardinas; Hagen, Susan E.; Huband, Michael D.; Jiao, Wenhua; Kaneko, Takushi; Maiti, Samarendra N.; Melnick, Michael; Romero, Karina; Patterson; Wu, Xiujuan Bioorganic and Medicinal Chemistry Letters, 2006 , vol. 16, # 20 p. 5392 - 5397