1. Department of Chemistry, Wichita State University, 1845 Fairmount, Wichita, Kansas 67260-0051, Institute of Multidisciplinary Research for Advanced Materials, Tohoku University, Katahira, Sendai, 980-8577, Japan, Department of Chemistry, Graduate School of Science, Tohoku University, Aoba, Sendai 980-8587, Japan, and Department of Chemistry, Wayne State College, 1111 Main, Wayne, Nebraska 68787