4-(Difluoromethyl)-3-methoxy-2-nitropyridine-6-carboxaldehyde
3-(Difluoromethyl)-5-methoxy-2-nitropyridine-6-carboxaldehyde
4-(Difluoromethyl)-2-methyl-3-nitro-5-(trifluoromethyl)pyridine
4-(Difluoromethyl)-2-methyl-3-nitropyridine-5-methanol
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