1. Priority
Organization for Innovation and Excellence, Kumamoto University, 2−39−1 Kurokami, Chuo-ku, Kumamoto 860-8555, Japan
2. Kumamoto Institute
for Photo-Electro Organics (Phoenics), 3−11−38 Higashi-machi, Higashi-ku, Kumamoto 862-0901, Japan
3. Graduate
School of Science and Technology, Kumamoto University, 2−39−1
Kurokami, Chuo-ku, Kumamoto 860-8555, Japan