1. Department of Chemistry and Biochemistry, Miami University, Oxford, Ohio 45056
2. University of Costa Rica, Fabio Baudrit Agricultural Research Station, La Garita de Alajuela, 20102, Costa Rica
3. Institute of Plant and Microbial Biology, Academia Sinica, Nankang, Taipei 11529, Taiwan
4. Biotechnology Center, National Chung-Hsing University, Taichung 402, Taiwan