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