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