1. Process R & D, Chemical and Analytical Development; Novartis Pharmaceuticals Corporation; Basel Switzerland 4002
2. Provided the preparation method for ( S )-5-pyrrolidin-2-yl-1 H -tetrazole ( 5 ), together with the analytical data for ( S )-2-(1 H -Tetrazol-5-yl)-pyrrolidin-1-carboxylic acid benzyl ester ( 4 ) and ( S )-5-pyrrolidin-2-yl-1 H -tetrazole ( 5 )
3. University of Cambridge; Department of Chemistry; Lensfield Road Cambridge United Kingdom CB2 1EW