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