1. Department
of Chemistry, Nara Medical University, 840 Shijo-cho, Kashihara, Nara 634-8521, Japan
2. Waseda Bioscience Research Institute in Singapore, 11 Biopolis Way, #05-01/02, Helios, Singapore 138667
3. Organization
for University Research Initiatives, Waseda University, 513 Wasedatsurumaki-cho, Shinjuku, Tokyo 162-0041, Japan
4. School
of Applied Science, Temasek Polytechnic, 21 Tampines Avenue 1, Singapore 529757