2-Nitro-5-(2,3,6-trichlorophenyl)pyridine
2-Chloro-5-(difluoromethyl)-4-nitropyridine
6-(2,3-Difluorophenyl)-3-methoxy-2-nitropyridine
2-(2,3-Difluorophenyl)-3-methoxy-6-nitropyridine
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