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