Lai, Justine Y. Q.; Cox, Paul J.; Patel, Rajesh; Sadiq, Shazia; Aldous, David J.; Thurairatnam, Sukanthini; Smith, Keith; Wheeler, Darren; Jagpal, Savita; Parveen, Sofia; Fenton, Gary; Harrison, Trevor K. P.; McCarthy, Clive; Bamborough, Paul Bioorganic and Medicinal Chemistry Letters, 2003 , vol. 13, # 18 p. 3111 - 3114