Ethyl 6-cyano-4-methoxy-3-(trifluoromethoxy)pyridine-2-carboxylate
4-Hydroxy-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-Chloro-6-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-acetic acid
3-Bromo-2-(difluoromethyl)-6-methylpyridine-4-carboxamide