2-Chloro-6-(2,3-dichlorophenyl)nicotinaldehyde
6-Chloro-5-(2,3-dichlorophenyl)picolinaldehyde
2-Chloro-5-(2,3-dichlorophenyl)isonicotinaldehyde
5-Chloro-2-(2,3-dichlorophenyl)isonicotinaldehyde
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