4-Cyano-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-5-carboxaldehyde
Methyl 2-cyano-6-(difluoromethyl)-4-(trifluoromethyl)pyridine-3-carboxylate
3-Cyano-6-(difluoromethyl)-2-(trifluoromethyl)pyridine-4-carboxylic acid
4-Cyano-3-(difluoromethyl)-5-(trifluoromethyl)pyridine-2-carboxylic acid