2-Amino-3-chloro-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine
2-Amino-6-chloro-3-(fluoromethyl)-5-(trifluoromethoxy)pyridine
3-Amino-4-chloro-2-(trifluoromethoxy)pyridine-6-acetonitrile
6-Amino-3-chloro-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine