Kulkarni, Mukund G.; Shaikh, Yunnus B.; Borhade, Ajit S.; Chavhan, Sanjay W.; Dhondge, Attrimuni P.; Gaikwad, Dnyaneshwar D.; Desai, Mayur P.; Birhade, Deekshaputra R.; Dhatrak, Nagorao R. Tetrahedron Letters, 2013 , vol. 54, # 19 p. 2293 - 2295