Miyazawa, Toshifumi; Nakajo, Shin'ichi; Nishikawa, Miyako; Hamahara, Kazumi; Imagawa, Kiwamu; Ensatsu, Eiichi; Yanagihara, Ryoji; Yamada, Takashi Journal of the Chemical Society. Perkin Transactions 1, 2001 , # 1 p. 82 - 86