(untitled) - Capps,S.M.; Clarke,T.P.; Charmant,J.P.H.; Höppe,H.A.F.; Lloyd-Jones,G.C.; Murray,M.; Peakman,T.M.; Stentiford,R.A.; Walsh,K.E.; Worthington,P.A. (Eur. J. Org. Chem., 2000)