参考文献

Sawant, Sanghapal D.; Srinivas, Mahesuni; Aravinda Kumar; Lakshma Reddy; Singh, Parvinder Pal; Singh, Baldev; Sharma, Amit Kumar; Sharma; Vishwakarma, Ram A. Tetrahedron Letters, 2013 , vol. 54, # 39 p. 5351 - 5354