5-Cyano-3-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxamide
3-Amino-2-cyano-4-(difluoromethyl)-5-nitropyridine
4-(Chloromethyl)-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-sulfonyl chloride
5-(Fluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine