Ranitidine Hydrochloride Imp. E(Ranitidine Hydrochloride Imp. E (EP): N-[2-[[[5-[(dimethyloxidoamino)methyl]furan-2-yl]methyl]sulfanyl]ethyl]-N'-methyl-2-nitroethene-1,1-diamine (Ranitidine N-Oxide)).