1. Department
of Chemistry and Biochemistry, University of California, Santa Barbara, Santa
Barbara, California 93106-9510, United States
2. Departamento
de Química Geral e Inorgânica, Instituto de Química
de Araraquara, UNESP − Universidade Estadual Paulista, Araraquara, São Paulo 14801−970, Brazil
3. Department
of Chemistry and Environmental Sciences, Lake Superior State University, Sault Sainte Marie, Michigan 49783, United States
4. Department
of Chemistry, Renmin University of China, 59 ZhongGuanCun St., Beijing, 100872, China