Methyl 4-(difluoromethyl)-3-methyl-5-nitropyridine-2-acetate
Methyl 2-(difluoromethyl)-3-methyl-6-nitropyridine-5-acetate
Methyl 3-(aminomethyl)-2-(difluoromethyl)-4-methylpyridine-5-carboxylate
2-(Difluoromethyl)-6-methyl-5-nitropyridine-3-carbonyl chloride