2-Amino-4-chloro-5-(difluoromethyl)-3-(trifluoromethyl)pyridine
2-Amino-3-chloro-6-(difluoromethyl)-5-(trifluoromethyl)pyridine
2-Amino-3-chloro-5-(difluoromethyl)-4-(trifluoromethyl)pyridine
5-Amino-3-cyano-2-(difluoromethyl)-4-(trifluoromethyl)pyridine