Ogawa, Daisuke; Hyodo, Keita; Suetsugu, Masato; Li, Jing; Inoue, Yoshiaki; Fujisawa, Mamoru; Iwasaki, Masayuki; Takagi, Kentaro; Nishihara, Yasushi Tetrahedron, 2013 , vol. 69, # 12 p. 2565 - 2571