5-(Difluoromethyl)-3-methyl-4-nitropyridine-2-acetic acid
3-(Difluoromethyl)-5-methyl-2-nitropyridine-6-acetic acid
3-(Difluoromethyl)-5-methoxy-4-(trifluoromethyl)pyridine-2-acetonitrile
3-(Difluoromethyl)-5-methoxy-2-(trifluoromethyl)pyridine-4-acetonitrile