参考文献

Saldabol,N.O.; Giller,S.A. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1976 , vol. 12, p. 1155 - 1162 Khimiya Geterotsiklicheskikh Soedinenii, 1976 , vol. 12, p. 1396 - 1405