3-Amino-5-(difluoromethyl)-2-(trifluoromethyl)pyridine-6-carboxaldehyde
2-Amino-3-(difluoromethyl)-5-(trifluoromethyl)pyridine-4-carboxylic acid
3-Amino-4-(difluoromethyl)-6-(trifluoromethyl)pyridine-2-carboxaldehyde
5-Amino-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-3-carboxaldehyde