Jogula, Srinivas; Dasari, Bhanudas; Khatravath, Mahender; Chandrasekar, Gayathri; Kitambi, Satish Srinivas; Arya, Prabhat European Journal of Organic Chemistry, 2013, # 23 p. 5036 - 5040 doi: 10.1002/ejoc.201300548