[1] Univ Tokushima, Fac Pharmaceut Sci, Tokushima 7708505, Japan
[2] Univ N Carolina, Nat Prod Lab, Sch Pharm, Chapel Hill, NC 27599 USA
[3] Kyoto Univ, Grad Sch Pharmaceut Sci, Sakyo Ku, Kyoto 6068501, Japan
[4] Univ Tokushima, Fac Arts & Sci, Tokushima 7708502, Japan
[5] Inst Bot & Bot Garden, Tashkent 700143, Uzbekistan