Dulla, Balakrishna; Kirla, Krishna Tulasi; Rathore, Vandana; Deora, Girdhar Singh; Kavela, Sridhar; Maddika, Subbareddy; Chatti, Kiranam; Reiser, Oliver; Iqbal, Javed; Pal, Manojit Organic and Biomolecular Chemistry, 2013, vol. 11, # 19 p. 3103 - 3107 doi: 10.1039/c3ob40217g