1. Department of Chemistry and Research Institute of Physics and Chemistry, Chonbuk National University, Jeonju 561-756, Korea
2. Department and Research Center of Bioactive Material Sciences, Chonbuk National University, Jeonju 561-756, Korea
3. Molecular Genetics Department, Center for Research in Agricultural Genomics, Consortium Consejo Superior de Investigaciones Científicas–Institut de Recerca i Tecnologia Agroalimentàries–Universitat Autònoma de Barcelona–Universitat de Barcelona, Bellaterra (Cerdanyola del Vallés), Barcelona 08193, Spain