1. Ferrier Research Institute, Victoria University of Wellington, 69 Gracefield Rd, Lower Hutt 5040, New Zealand
2. School of Chemistry, The University of Sydney, Sydney, New South Wales 2006, Australia
3. Australian Centre for Neutron Scattering, New Illawarra Rd, Lucas Heights, Sydney, New South Wales 2234, Australia
4. Callaghan Innovation, P.O. Box 31 310, Lower Hutt 5040, New Zealand
5. New Zealand Pharmaceuticals Ltd, 68 Weld Street, RD2, Palmerston North 4472, New Zealand