1. a General Research and Development Institute, Hoyu Co. Ltd., 1-12, Rouboku, Nagakute, Nagakute-cho, Aichi 480-1131, Japan, Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology 2-12-1, O-okayama, Meguro Tokyo 152-8552, Japan;, Email: HIROKI_KITANO@hoyu.co.jp
2. b General Research and Development Institute, Hoyu Co. Ltd., 1-12, Rouboku, Nagakute, Nagakute-cho, Aichi 480-1131, Japan
3. c General Research and Development Institute, Hoyu Co. Ltd., 1-12, Rouboku, Nagakute, Nagakute-cho, Aichi 480-1131, Japan
4. d High Energy Accelerator Research Organization (KEK) Institute for Materials Structure Science Neutron Science Laboratory (KENS) 1-1, Oho, Tsukuba, Ibaraki 305-0801, Japan
5. e Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology 2-12-1, O-okayama, Meguro Tokyo 152-8552, Japan
6. f Department of Organic and Polymeric Materials, Graduate School of Science and Engineering, Tokyo Institute of Technology 2-12-1, O-okayama, Meguro Tokyo 152-8552, Japan
7. g High Energy Accelerator Research Organization (KEK) Institute for Materials Structure Science Neutron Science Laboratory (KENS) 1-1, Oho, Tsukuba, Ibaraki 305-0801, Japan