Vangapandu, Suryanarayana; Sachdeva, Sandeep; Jain, Meenakshi; Singh, Savita; Singh, Prati Pal; Kaul, Chaman Lal; Jain, Rahul
Bioorganic and Medicinal Chemistry, 2003 , vol. 11, # 21 p. 4557 - 4568