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