参考文献

Shchepin, V. V.; Russkikh, N. Yu.; Gladkova, G. E. Journal of Organic Chemistry USSR (English Translation), 1991 , vol. 27, # 9.1 p. 1628 - 1631 Zhurnal Organicheskoi Khimii, 1991 , vol. 27, # 9 p. 1849 - 1852