参考文献

Ito, Takatoshi; Iwai, Toshiyuki; Matsumoto, Fukashi; Hida, Koichi; Moriwaki, Kazuyuki; Takao, Yuko; Mizuno, Takumi; Ohno, Toshinobu Synlett, 2013 , vol. 24, # 15 art. no. ST-2013-U0436-L, p. 1988 - 1992