参考文献

Rao, K. Raghavendra; Raghunadh, Akula; Mekala, Ramamohan; Meruva, Suresh Babu; Pratap; Krishna; Kalita, Dipak; Laxminarayana, Eppakayala; Prasad, Bagineni; Pal, Manojit Tetrahedron Letters, 2014 ,  vol. 55,  # 43  p. 6004 - 6006