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