1. School of Chemical Sciences, University of Auckland, 23 Symonds Street, Auckland 1142, New Zealand
2. Department of Microbiology and Immunology, School of Biomedical Sciences, University of Otago, Dunedin 9016, New Zealand
3. Maurice Wilkins Centre for Molecular Biodiscovery, University of Auckland, Auckland 1142, New Zealand
4. Cawthron Institute, 98 Halifax Street, Nelson 7010, New Zealand