Searle Mark S, Platt Geoffrey W, Bofill Roger, Simpson Stephen A, Ciani Barbara
School of Chemistry, Centre for Biomolecular Sciences, University Park, University of Nottingham, Nottingham NG7 2RD, UK.
Angew Chem Int Ed Engl. 2004 Apr 2;43(15):1991-4. doi: 10.1002/anie.200352955.