1. Department of Pure & Applied Chemistry, University of Strathclyde, 295 Cathedral Street, Glasgow, UK G1 1XL
2. Strathclyde Centre for Molecular Bioscience, University of Strathclyde, UK
3. Department of Chemistry, University of York, Heslington, York, YO10 5DD, UK
4. Strathclyde Institute of Pharmacy & Biomedical Sciences, University of Strathclyde, 161 Cathedral Street, Glasgow, G4 0RE, UK