参考文献

Nyavanandi, Vijay Kumar; Nanduri, Srinivas; Dev, R. Vasu; Naidu, Andra; Iqbal, Javed Tetrahedron Letters, 2006, vol. 47, # 37 p. 6667 - 6672 doi: 10.1016/j.tetlet.2006.06.173