Losartan N,O-Ditrityl Impurity

Chemical Name: N,O-Ditrityl Losartan ; 2-Butyl-4-chloro-1-[[2'-[2-(triphenylmethyl)-2H-tetrazol-5-yl][1,1'-biphenyl-4-yl]methyl]-1H-imidazole-5-(trityloxy)methyl ether