1. Chemistry School of Environmental & Life Sciences The University of Newcastle University Drive Callaghan NSW 2308 Australia
2. Medicinal Chemistry School of Pharmacy Binzhou Medical University Yantai 264003 China
3. School of Environmental & Life Sciences The University of Newcastle Ourimbah NSW 2258 Australia
4. Experimental Therapeutics Group, Department of Medical Oncology Calvary Mater Newcastle Hospital Edith Street Waratah NSW 2298 Australia