参考文献

Shin, Mi-Seon; Kang, Young-Jin; Chung, Hyun-A.; Park, Jung-Won; Kweon, Deok-Heon; Lee, Woo Song; Yoon, Yong-Jin; Kim, Sung-Kyu Journal of Heterocyclic Chemistry, 1999 , vol. 36, # 5 p. 1135 - 1142