1. Natural Products Chemistry Laboratory, Division of Applied Bioscience and Biotechnology, College of Agriculture and Life Science; Chonnam National University; 300 Yongbong-dong, Buk-gu; Gwangju; 500-757; Republic of Korea
2. Department of Pharmacology, Faculty of Veterinary Medicine; Cairo University; 12211-Giza; Egypt
3. Pesticide Safety division, National Institute of Agriculture Science and Technology; Rural Development Administration; Suwon; 441-707; Republic of Korea