3-(Difluoromethyl)-6-methyl-4-nitropyridine-2-sulfonyl chloride
6-(Difluoromethyl)-3-methyl-2-nitropyridine-4-sulfonamide
3-(Difluoromethyl)-4-methyl-2-nitropyridine-5-carboxamide
6-(Difluoromethyl)-2-methoxy-4-(trifluoromethyl)pyridine-3-carboxaldehyde