NOVEL BENZOXATHIIN DERIVATIVE

摘要

Disclosed is a compound represented by the formula (I) below and a pharmaceutically acceptable salt thereof.
This compound is useful for treatment of obesity, diabetes and the like. [In the formula (I), Ar represents a benzene ring or the like; X 1 represents a nitrogen atom, a sulfur atom or the like; R1 represents an aryl group or the like; X 2 represents a group represented by the following formula (II): (wherein R 4 and R 5 respectively represent a lower alkyl group or the like, and m represents a number of 2-4) or the like; one of X and Y represents an oxygen atom and the other represents a sulfanyl group or the like; and X 3 -X 6 respectively represent -CH-, a nitrogen atom or the like.