[1] Univ Queensland, Sch Pharm, Brisbane, Qld 4072, Australia
[2] Alchemia Pty Ltd, Hi Tech Court 3, Brisbane, Qld 4113, Australia
[3] Univ London, Sch Pharm, Dept Pharmaceut & Biol Sci, London W1CN 1AX, England
[4] Hungarian Acad Sci, Chem Res Ctr, Inst Chem, H-1025 Budapest, Hungary