1. Department of Chemistry, RCSI, 123 St. Stephens Green, Dublin 2, Ireland
2. SSPC, Synthesis and Solid State Pharmaceutical Centre, Ireland
3. School of Chemistry, University of Leicester, Leicester LE1 7RH, UK
4. Department of Physiology and Medical Physics, Royal College of Surgeons in Ireland, Dublin, Ireland
5. School of Chemistry, Trinity College Dublin, University of Dublin, Dublin 2, Ireland