(untitled) - Yadav,J.S.; Reddy,B.V.S.; Rao,K.V.; Saritha,R.a.j.K.; Prasad,A.R.; Kiran Kumar,S.; Kunwar,A.C.; Jayaprakash,P.; Jagannadh,B. (Angew. Chem. Int. Ed., 2003)