1. College of Pharmaceutical
Sciences, Ritsumeikan University, 1-1-1
Nojihigashi, Kusatsu,
Shiga 525-8577, Japan
2. Graduate
School of Pharmaceutical
Sciences, Osaka University, 1-6 Yamada-oka,
Suita, Osaka, Japan
3. Rigaku Corporation, 3-9-12 Matsubara, Akishima, Tokyo,
Japan