| abstract |
A compound represented by the following formula [1] which has an excellent NHE3 inhibitory action or a pharmaceutically acceptable salt thereof is provided.n[Chem. 15] A-Y [1] (In the formula [1], A is a structure represented by the following formula [2],n□ In the formula [2], R11 and R12 are a halogen atom, R2 is a C1-6 alkyl group, ring E is a triazole, a tetrazole or a pyrimidine, and R31 and R32 are a hydrogen atom and a C1-6 alkane. Base, C1-6 alkoxy group, etc.nW is a single bond, a formula -NH-, a formula -O-, or a formula -CONH-, and Y is a hydrogen atom or a structure represented by the following formula [3']n□n. ) |