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