参考文献

Yan, Ming-Chung; Jang, Yeong-Jiunn; Kuo, Wen-Yu; Tu, Zhijay; Shen, Kao-Hsien; Cuo, Ting-Shen; Ueng, Chuen-Her; Yao, Ching-Fa Heterocycles, 2002 , vol. 57, # 6 p. 1033 - 1048