| abstract |
A fused heterocyclic compound having an enteropeptidase inhibitory action and use of the compound as a medicament for treatment or prophylaxis of obesity, diabetes mellitus, etc., are provided. n Specifically, a compound represented by the following formula (I): n n n n n n n n n n wherein each symbol is as defined herein,n nor a salt thereof and use of the compound as a medicament for treatment or prophylaxis of obesity, diabetes mellitus, etc., are provided. |