Ohta, Hiromi; Harada, Kenji; Irie, Koji; Kashino, Setsuo; Kambe, Takashi; Sakane, Genta; Shibahara, Takashi; Takamizawa, Satoshi; Mori, Wasuke; Nonoyama, Matsuo; Hirotsu, Masakazu; Kojima, Masaaki
Chemistry Letters, 2001 , # 8 p. 842 - 843