Affiliation: | 1. Department of Chemistry, University of Canterbury, 20 Kirkwood Avenue, Ilam, Christchurch 8041, New Zealand;2. Department of Chemistry, University of Bath, Claverton Down, Bath BA2 7AY, United Kingdom;3. GlaxoSmithKline Research and Development, Gunnels Wood Road, Stevenage SG1 2NY, United Kingdom |