4-(Bromomethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-carboxamide
4-(Chloromethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxamide
3-(Bromomethyl)-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-carboxamide
3-(Chloromethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-6-carboxamide