1. Faculty of Pharmaceutical Sciences, University of Tokushima, Shomachi 1-78, Tokushima 770-8505, Japan, Faculty of Pharmaceutical Sciences, Tokushima Bunri University, Yamashiro-cho, Tokushima 770-8514, Japan, Faculty of Pharmaceutical Sciences, Kyoto University, Yoshida Sakyou-ku, Kyoto 606-8501, Japan, Faculty of Integrated Arts and Sciences, University of Tokushima, Jyousanjima, Tokushima 770-8502, Japan, and Academy of Sciences, Uzbekistan Institute of Botany, F. Khodzhaev, Street 32, 700143, Uzbekistan