[1] Univ Limerick, Bernal Inst, Dept Chem Sci, Limerick, Ireland
[2] Univ Limerick, Bernal Inst, Synth & Solid State Pharmaceut Ctr SSPC, Limerick, Ireland
[3] Pfizer, Worldwide Res & Dev, Chem Res & Dev, Groton, CT 06340 USA
[4] Eli Lilly & Co, Lilly Corp Ctr, Lilly Res Labs, Small Mol Design & Dev, Indianapolis, IN 46285 USA