2,3-Bis(3,4-dichlorophenyl)-5-nitropyridine
6-(3,4-Dichlorophenyl)-2-methoxy-3-nitropyridine
5-(3,5-Dichlorophenyl)-2-methoxy-3-nitropyridine
2-(3,5-Dichlorophenyl)-6-methoxy-3-nitropyridine
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