参考文献:
Itsuno, Shinichi Sakurai, Yoshiki Shimizu, Koji Ito, Koichi Journal of the Chemical Society, Perkin Transactions : Organic and Bio-Organic Chemistry (972-999), 990 , # 7 p. 59 - 6
参考文献:
Brown, David S. Gallagher, Peter T. Lightfoot, Andrew P. Moody, Christopher J. Slawin, Alexandra M. Z. Swann, Elizabeth Tetrahedron, 995 , vol. 5, # 42 p. 47 - 4