1. Central Science Laboratory, University of Tasmania, Churchill Avenue, Sandy Bay, Hobart, Tasmania 7005, Australia
2. Australian Tea Tree Industry Association (ATTIA, Limited), Post Office Box 903, Casino, New South Wales 2470, Australia
3. Australian Centre
for Research on Separation Science, School of Chemistry, Monash University, Wellington Road, Clayton, Victoria 3800, Australia
4. National Center for Natural Products Research, School of Pharmacy, University of Mississippi, University, Mississippi 38677, United States