1. Department of Chemistry
and Biochemistry, Graduate School of Engineering, Kyushu University, 744
Moto-oka, Nishi-ku, Fukuoka 819-0395, Japan
2. Institute
of Scientific and Industrial Research (SANKEN), Osaka University, Mihogaoka
8-1, Ibaraki, Osaka 567-0047, Japan
3. Center
for Molecular Systems, Kyushu University, 744 Moto-oka, Nishi-ku, Fukuoka 819-0395, Japan