Akai, Shuji; Kakiguchi, Keisuke; Nakamura, Yuka; Kuriwaki, Ikumi; Dohi, Toshifumi; Harada, Shusaku; Kubo, Ozora; Morita, Nobuyoshi; Kita, Yasuyuki
Angewandte Chemie - International Edition, 2007 , vol. 46, # 39 p. 7458 - 7461