An isoxazoline substituted benzamide compound of formula (1) or a salt thereof: ** Formula ** in which A1, A2 and A3 independently from each other are carbon atom or nitrogen atom, G is benzene ring, heterocyclic ring 6-membered aromatic containing nitrogen, furan ring, thiophene ring, or a 5-membered aromatic heterocyclic ring containing two or more heteroatoms selected from oxygen atom, sulfur atom and nitrogen atom, W is oxygen atom or atom of sulfur, X is halogen atom, cyano, nitro, azido, -SCN, -SF5, C1-C6 alkyl, C1-C6 alkyl arbitrarily substituted with R4, C3-C8 cycloalkyl, C3-C8 cycloalkyl arbitrarily substituted with R4, C2 alkenyl -C6, C2-C6 alkenyl arbitrarily substituted with R4, C3-C8 cycloalkenyl, C3-C8 halocycloalkenyl, C2-C6 alkynyl, C2-C6 alkynyl arbitrarily substituted with R4, -OH, -OR5, -OSO2R5, -SH, -S (O) rR5, -N>； = CHOR8, -N>； = C (R9) OR8, -CHO, -C (O) R9, -C (O) OR9, -C (O) SR9, -C (O) NHR10, -C (O) N (R10) R9, -C (S) OR8, -C (S) SR9, -C (S) NHR10, -C (S ) N (R10) R9, -CH>； = NOR11, -C (R9)>； = NOR11, -S (O) 2OR9, -S (O) 2NHR10, -S (O) 2N (R10) R9, -Si ( R13) (R14) R12, phenyl, phenyl substituted with (Z) p1, D-1 to D-60 or E-1 to E-49, when m is 2, 3, 4 or 5, each X may be identical or different from each other, in addition, when two Xs are adjacent, the two adjacent Xs can form a 5-member or 6-member ring together with carbon atoms to which the two Xs are attached forming -CH2CH2CH2-, -CH2CH2O-, -CH2OCH2 -, -OCH2O-, -CH2CH2S-, -CH2SCH2-, -CH2CH2N (R15) -, -CH2N (R15) CH2-, -CH2CH2CH2CH2-, -CH2CH2CH2O-, -CH2CH2OCH2-, -CH2OCH2O-, -OCH2CH2O- OCH2CH2S-, -CH2CH>； = CH-, -OCH>； = CH-, -SCH>； = CH-, -N (R15) CH>； = CH-, -OCH>； = N-, -SCH>； = N-, - N (R15) CH>； = N-, -N (R15) N>； = CH-, -CH>； = CHCH>； = CH-, -OCH2CH>； = CH-, -N>； = CHCH>； = CH-, -N >； = CHCH>； = No -N>； = CHN>； = CH-, in this case, the hydrogen atoms attached to each carbon atom that forms the ring can be arbitrarily substituted with Z, in
