Described embodiments relate to a compound representedby the following general formula (I) which has ADAM17 inhibitoryactivity, or a salt thereof, or a solvate thereof:(see formula I)wherein X represents a phenylene group; Y represents a hydrogenatom, -(CH2)m R1 or the like; R1 represents -NR5COR2, -NR5SO2R2 or-NR3R4; R2 represents a C1-C6 alkyl group, an aryl group, or aC1-C6 alkoxy group; R3 and R4 represent a C1-C6 alkyl group andthe like; R5 represents a hydrogen atom or a C1-C6 alkyl groupor the like; m indicates an integer of from 0 to 4; and Zrepresents a hydrogen atom or a C1-C6 alkyl group.