参考文献

Awasaguchi, Ken-Ichiro; Miyazawa, Masahiro; Uoya, Ikuyo; Inoue, Koichi; Nakamura, Koji; Yokoyama, Hajime; Hirai, Yoshiro Heterocycles, 2010 ,  vol. 81,  # 9  p. 2105 - 2121