参考文献

Zhidkov, Maxim E.; Baranova, Olga V.; Balaneva, Nadezhda N.; Fedorov, Sergey N.; Radchenko, Oleg S.; Dubovitskii, Sergey V. Tetrahedron Letters, 2007 , vol. 48, # 45 p. 7998 - 8000