A chemical compound represented by the formula [1]:(wherein R1 represents a hydroxyl group or the like, m represents 0 or an integer of 1 to 5,R2 represents a halogen atom or the like, k represents 0 or an integer of 1 to 4, R3, R31, R4,R41, R5, R51, R6, R61, and R7 each independently represents a hydrogen atom or the like,X represents an oxygen atom or the like, and n represents 0 or 1),a salt, an N-oxide of the chemical compound represented by formula [I], and a pest control agent containing the formula [I] as its active constituent.
