| abstract |
PROBLEM TO BE SOLVED: To provide a safe therapeutic drug for diabetes which improves a hyperglycemic state. Equation 1: [Chemical 1] [Wherein, R 1 , R 2 and R 3 independently represent a hydrogen atom or an optionally substituted alkyl or the like. R 11 , R 12 , R 13 and R 14 independently represent a hydrogen atom, or an optionally substituted alkyl or the like. m and n independently represent an integer of 0 to 6. W 1 and W 2 independently represent alkylene or the like. A represents a hydrogen atom, an optionally substituted aryl, or an optionally substituted heteroaryl. Ar 1 represents an arylene which may be substituted or a heteroarylene which may be substituted. Ar 2 represents an optionally substituted aryl or an optionally substituted heteroaryl. ] Or a prodrug thereof, or a pharmaceutically acceptable salt thereof. [Selection figure] None |