A compound represented by the formula (1):
(wherein X represents sulfur or oxygen; R
1
and R
2
each represents a group represented by the formula —Y
3
-Z, etc.; Y
3
represents a single bond or (un)substituted alkylene; Y
1
and Y
2
each represents (un)substituted alkylene; Z represents hydrogen, an (un)saturated monocyclic heterocyclic group, etc.; M represents carboxy, etc.; Q represents o-phenylene, etc.; and A represents an (un)saturated monocyclic hydrocarbon group, etc.), a prodrug thereof, or a pharmaceutically acceptable salt of either. They are compounds having chymase inhibitory activity and useful as a therapeutic agent for hypertension, cardiac failure, etc.
A compound represented by the formula (1):
(wherein X represents sulfur or oxygen; R1 and R2 each represents a group represented by the formula -Y3-Z, etc.; Y3 represents a single bond or (un)substituted alkylene; Y1 and Y2 each represents (un)substituted alkylene; Z represents hydrogen, an (un)saturated monocyclic heterocyclic group, etc.; M represents carboxy, etc.; Q represents o-phenylene, etc.; and A represents an (un)saturated monocyclic hydrocarbon group, etc.), a prodrug thereof, or a pharmaceutically acceptable salt of either. They are compounds having chymase inhibitory activity and useful as a therapeutic agent for hypertension, cardiac failure, etc.