2-Amino-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetonitrile
4-Bromo-2-iodo-3-(trifluoromethoxy)pyridine-5-sulfonamide
6-Bromo-3-chloro-4-methoxy-2-(trifluoromethoxy)pyridine
2-Amino-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-acetonitrile