参考文献

Fujiwara, Kenshu; Koyama, Yasuhito; Doi, Eriko; Shimawaki, Ken; Ohtaniuchi, Yuko; Takemura, Atsushi; Souma, Shin-Ichiro; Murai, Akio Synlett, 2002, # 9 p. 1496 - 1499