3-(2,3-Dichlorophenyl)-6-methoxypicolinaldehyde
5-(2,3-Dichlorophenyl)-6-methoxynicotinaldehyde
3,6-Bis(3,4-dichlorophenyl)picolinaldehyde
2,6-Bis(3,4-dichlorophenyl)nicotinaldehyde
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