1. Institute for Molecular Design and Synthesis School of Pharmaceutical Science & Technology Tianjin University 92 Weijin Road, Nankai District Tianjin 300072 P. R. China
2. Laboratory of Organic Chemistry Wageningen University Stippeneng 4 6708 WE Wageningen The Netherlands
3. Department of Chemical and Materials Engineering Faculty of Engineering King Abdulaziz University Jeddah Saudi Arabia