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