1. Discipline of Chemistry; University of Newcastle; 2308 Callaghan NSW Australia
2. Priority Research Centre for Chemical Biology & Clinical Pharmacology; University of Newcastle; 2308 Callaghan NSW Australia
3. Department of Chemistry; Juniata College; PA16652-2196 Huntingdon Pennsylvania USA
4. Institute for Glycomics; Griffith University (Gold Coast); 4215 Southport QLD Australia
5. Chemistry Research Laboratory; University of Oxford; OX1 3TA Oxford UK