3-Chloro-2-(3,4-dichlorophenyl)pyridine-6-acetic acid
6-Chloro-3-(3,4-dichlorophenyl)pyridine-2-acetic acid
2-Chloro-3-(3,4-dichlorophenyl)pyridine-6-acetic acid
3-Chloro-2-(3,4-dichlorophenyl)pyridine-4-acetic acid
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