1. WestCHEM, Department of Pure and Applied Chemistry, University of Strathclyde, 295 Cathedral Street, Glasgow G1 1XL, Scotland, U.K., Strathclyde Institute of Pharmacy and Biomedical Sciences, University of Strathclyde, 27 Taylor Street, Glasgow G4 0NR, Scotland, U.K., and Division of Immunology, Infection and Inflammation, University of Glasgow Medical School, Lister Building, Glasgow Royal Infirmary, Castle Street, Glasgow G4 0SF, Scotland, U.K.