1. Department of Chemistry and Biochemistry, Wichita State University, Wichita, Kansas 67260, USA
2. Department of Chemistry, Iowa State University, Ames, Iowa, 50011, USA
3. College of Chemistry and Environmental Science, Hebei University, Key Laboratory of Analytical Science and Technology of Hebei Province, Baoding 071002, China
4. Department of Geology, Wichita State University, Wichita, Kansas 67260, USA