Valsartan EP Impurity - A

ent-Valsartan; D-Valsartan; N-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-N-pentanoyl-D-valine; N-(1-Oxopentyl)-N-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-D-valine; N-(1-Oxopentyl)-N-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-D-valine; (R)-N-Valeryl-N-([2'-(1H-tetrazole-5-yl)-biphenyl-4-yl]-methyl)-valine; Valsartan Impurity A (IP); N-Valeryl-N-{[2′-(1H-tetrazole-5-yl)biphenyl-4-yl]methyl}-D-valine; Valsartan Related Compound A (USP);