Methyl 6-(difluoromethyl)-2-methoxy-4-(trifluoromethyl)pyridine-3-carboxylate
6-(Difluoromethyl)-2-methyl-4-nitropyridine-3-acetic acid
5-(Difluoromethyl)-4-methoxy-3-(trifluoromethyl)pyridine-2-acetic acid
Ethyl 2-(difluoromethyl)-3-methyl-6-nitropyridine-5-acetate