5-Chloro-2-(3,5-dichlorophenyl)isonicotinic acid
5-Chloro-6-(3,5-dichlorophenyl)picolinic acid
3-Chloro-2-(3,5-dichlorophenyl)isonicotinic acid
2,3-Bis(3,5-dichlorophenyl)-5-chloropyridine
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