5-Methyl-2-(2,3,5-trichlorophenyl)isonicotinic acid
3-Methyl-2-(2,3,6-trichlorophenyl)isonicotinic acid
3-Methyl-2-(2,3,5-trichlorophenyl)isonicotinic acid
2-Methyl-6-(2,3,6-trichlorophenyl)isonicotinic acid
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