A compound represented by Formula (I), or a salt thereof: wherein, R1 and R4 each independently represent a hydrogen atom, unsubstituted or substituted C1-6 alkyl group and so on； R2 represents a hydrogen atom, unsubstituted or substituted C1-6 alkyl group and so on； R3 represents unsubstituted or substituted C1-6 alkyl group and so on； R5 represents a C1-6 haloalkyl group and so on； G represents an oxygen atom or a sulfur atom； R6 and R7 each independently represent a hydrogen atom, unsubstituted or substituted C1-6 alkyl group and so on； n represents 0 or 1； R8 and R9 each independently represent a hydrogen atom, or unsubstituted or substituted C1-6 alkyl group； Ar represents unsubstituted or substituted C6-10 aryl group and so on.本發明係一種式(I)表示之化合物或其鹽。式(I)中，R1及R4各自獨立地表示氫原子、未經取代或具有取代基之C1~6烷基等。R2表示氫原子、未經取代或具有取代基之C1~6烷基等。R3表示未經取代或具有取代基之C1~6烷基等。R5表示C1~6鹵化烷基等。G表示氧原子或硫原子。R6及R7各自獨立地表示氫原子、未經取代或具有取代基之C1~6烷基等。n表示0或1。R8及R9各自獨立地表示氫原子、未經取代或具有取代基之C1~6烷基。Ar表示未經取代或具有取代基之C6~10芳基等。
