... 2002 Pharmaceutical Society of Japan Biomimetic Reduction of Nimesulide with NaBH4 Catalyzed by Metalloporphyrins Shive Murat Singh CHAUHAN,* Srinivas Appan KANDADAI, and Anil KUMAR Department of Chemistry, University of Delhi; Delhi 110 007, India. Received April 22, 2002; accepted July 29, 2002 ... Exp. Ther., 287, 578—582 (1998). 2) Singh AK, Chawla M., Singh A., J. Pharm. Pharmacol., 52, 467— 486 (2000). ...