参考文献

Kim, Dae-Kee; Kim, Young-Woo; Gam, Jongsik; Kim, Ganghyeok; Lim, Jinsoo; Lee, Namkyu; Kim, Hun-Taek; Kim, Key H. Journal of Heterocyclic Chemistry, 1996 , vol. 33, # 4 p. 1275 - 1283