In {TAIL ~ a further aspect}, {HEAD ~ the present invention} provides candesartan cilexetil substantially free of 2 oxo impurities of structural formula : 
In
In { TAIL ~ a further aspect } , { HEAD ~ the present invention } provides candesartan cilexetil substantially free of 2 oxo impurities of structural formula :
REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH