1. Institute of Clean Energy Chemistry Key Laboratory for Green Synthesis and Preparative Chemistry of Advanced Materials College of Chemistry Liaoning University Shenyang 110036 China
2. Discipline of Chemistry The University of Newcastle Callaghan NSW 2308 Australia
3. Department of Chemistry The Oden Institute for Computational Engineering and Sciences The University of Texas at Austin 105 E. 24th Street, Stop A5300 Austin Texas 78712 USA