1. School of Chemical Sciences; Dublin City University; Glasnevin Dublin 9 Ireland
2. DSM Ahead; Urmonderbaan 22 Geleen 6167 RD the Netherlands
3. School of Chemistry; University College Dublin; Belfield Dublin 4 Ireland
4. Department of Pharmaceutical and Medicinal Chemistry; Royal College of Surgeons in Ireland; 123 St. Stephens Green Dublin 2 Ireland