1. Biological Chemistry Lab, Central Department of Chemistry, Tribhuvan University, Kirtipur, Kathmandu, Nepal
2. Meakins-Christie Laboratories, Department of Medicine, McGill University, Montreal, Quebec, Canada
3. Department of Chemistry and Chemical Biology, The University of New Mexico, Albuquerque, NM, USA
4. Graduate School of Pharmaceutical Sciences, Kumamoto University, 5-1 Oe-honmachi, Kumamoto 862-0973, Japan