n :  a benzimidazole derivative C₁₇H₁₉N₃O₃S that inhibits gastric acid secretion and is used in the short-term treatment of duodenal ulcers as well as the treatment of gastroesophageal reflux, erosive esophagitis, and pathological hypersecretory disorders (as Zollinger-Ellison syndrome) - see PRILOSEC  .
 
    
 
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