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