NOVEL BENZODIAZEPINE DERIVATIVE.

摘要

A novel benzodiazepine derivative represented by general formula (I), a pharmaceutically acceptable salt thereof, a pharmaceutical composition thereof, and a process for producing the same. In formula (I), R<1> represents optionally substituted aryl, five-membered monocyclic group, six-membered monocyclic group or aromatic heterocyclic group comprising five-membered and six-membered rings; and R<2> represents optionally substituted aryl. The compound (I) has a CCK-B receptor antagonism and an action of inhibiting pentagastrin-stimulated gastric secretion and hence is useful in treating and preventing the diseases wherein a CCK-B receptor and a gastrin receptor participate.