Chemical Name: sodium 4-methylbenzenesulfonate
Synonym: Losartan Hydroxy Impurity ; Candesartan Hydroxy Impurity ; Irbesartan Hydroxy Impurity ; p-(o-1H-Tetrazol-5-ylphenyl)benzyl alcohol ; [2′-(1H-tetrazol-5-yl)biphenyl-4-yl]methanol,
Smile: O=S(C1=CC=C(C)C=C1)([O-])=O.[Na+]